Alexander Wynter Blyth

Poisons, Their Effects and Detection

A Manual for the Use of Analytical Chemists and Experts
Published by Good Press, 2022
goodpress@okpublishing.info
EAN 4057664577177

Table of Contents


PART I.—INTRODUCTORY.
I.—The Old Poison-Lore.
II.—Growth and Development of the Modern Methods of Chemically Detecting Poisons.
PART II.
I.—Definition of Poison.
II.—Classification of Poisons.
III.—Statistics.
V.—Life-Tests; or the Identification of Poison by Experiments on Animals.
VI.—General Method of Procedure in Searching for Poison.
VII.—The Spectroscope as an aid to the Identification of certain Poisons.
PART III.—POISONOUS GASES: CARBON MONOXIDE—CHLORINE—HYDRIC SULPHIDE.
I.—Carbon Monoxide.
II.—Chlorine.
III.—Hydric Sulphide (Sulphuretted Hydrogen) .
PART IV.—ACIDS AND ALKALIES.
I.—Sulphuric Acid.
II.—Hydrochloric Acid.
III.—Nitric Acid.
IV.—Acetic Acid.
V.—Ammonia.
VI.—Caustic Potash and Soda.
VII.—Neutral Sodium, Potassium, and Ammonium Salts.
PART V.—MORE OR LESS VOLATILE POISONOUS SUBSTANCES CAPABLE OF BEING SEPARATED BY DISTILLATION FROM NEUTRAL OR ACID LIQUIDS.
I.—Hydrocarbons.
II.—Camphor.
III.—Alcohols.
IV.—Ether.
V.—Chloroform.
VI.—Other Anæsthetics.
VII.—Chloral.
VIII.—Bisulphide of Carbon.
IX.—The Tar Acids—Phenol—Cresol.
X.—Nitro-Benzene.
XI.—Dinitro-benzol.
XII.—Hydrocyanic Acid.
XIII.—Phosphorus.
PART VI.—ALKALOIDS AND POISONOUS VEGETABLE PRINCIPLES SEPARATED FOR THE MOST PART BY ALCOHOLIC SOLVENTS.
DIVISION I.—VEGETABLE ALKALOIDS.
DIVISION II.—GLUCOSIDES.
DIVISION III.—CERTAIN POISONOUS ANHYDRIDES OF ORGANIC ACIDS.
DIVISION IV.—VARIOUS VEGETABLE POISONOUS PRINCIPLES—NOT ADMITTING OF CLASSIFICATION UNDER THE PREVIOUS THREE DIVISIONS.
PART VII.—POISONS DERIVED FROM LIVING OR DEAD ANIMAL SUBSTANCES.
DIVISION I.—POISONS SECRETED BY LIVING ANIMALS.
DIVISION II.—PTOMAINES—TOXINES.
DIVISION III.—FOOD POISONING.
PART VIII.—THE OXALIC ACID GROUP OF POISONS.
CERTAIN OXALIC BASES—OXALMETHYLINE—OXALPROPYLINE.
PART IX.—INORGANIC POISONS.
I.—PRECIPITATED FROM A HYDROCHLORIC ACID SOLUTION BY HYDRIC SULPHIDE—PRECIPITATE YELLOW OR ORANGE. Arsenic—Antimony—Cadmium.
II.—PRECIPITATED BY HYDRIC SULPHIDE IN HYDROCHLORIC ACID SOLUTION—BLACK. Lead—Copper—Bismuth—Silver—Mercury.
III.—PRECIPITATED BY HYDRIC SULPHIDE FROM A NEUTRAL SOLUTION. Zinc—Nickel—Cobalt.
IV.—PRECIPITATED BY AMMONIUM SULPHIDE. Iron—Chromium—Thallium—Aluminium—Uranium.
V.—ALKALINE EARTHS.
APPENDIX.
Treatment by Antidotes or otherwise of Cases of Poisoning.
TREATMENT.
DOMESTIC READY REMEDIES FOR POISONING.
INDEX.
PART I.—INTRODUCTORY.
I. THE OLD POISON-LORE.
Section Page
1. The History of the Poison-lehre—The Origin of Arrow-Poison—Greek Myths, 1
2. Knowledge of the Egyptians relative to Poisons—Distillation of Peach-Water, 2
3. Roman and Greek Knowledge of Poison—Sanction of Suicide among the Ancients—The Classification of Poisons adopted by Dioscorides, 2-4
4. Poisoning among Eastern Nations—Slow Poisons, 4, 5
5. Hebrew Knowledge of Poisons, 5
6. The part which Poison has played in History—Statira—Locusta—Britannicus—The Rise of Anatomy—The Death of Alexander the Great—of Pope Alexander VI.—The Commission of Murder given by Charles le Mauvais—Royal Poisoners—Charles IX.—King John—A Female Poisoner boiled alive, 5-9
7. The Seventeenth Century Italian Schools of Criminal Poisoning—The Council of Ten—John of Ragubo—The Professional Poisoner—J. B. Porta’s Treatise on Natural Magic—Toffana and the “Acquetta di Napoli”—Organic Arsenical Compounds—St. Croix and Madame de Brinvilliers—Extraordinary Precautions for the Preservation from Poison of the Infant Son of Henry VIII., 9-13
II. GROWTH AND DEVELOPMENT OF THE MODERN METHODS OF CHEMICALLY DETECTING POISONS.
8. Phases through which the Art of Detecting Poisons has passed, 13
9. Treatise of Barthélémy d’Anglais—Hon. Robert Boyle—Nicolas l’Emery’s Cours de Chimie—Mead’s Mechanical Theory of Poisons—Rise of Modern Chemistry—Scheele’s Discoveries, 13, 14
10. History of Marsh’s Test, 14, 15
11. Orfila and his Traité de Toxicologie—Orfila’s Method of Experiment, 15
12. The Discovery of the Alkaloids—Separation of Narcotine, Morphine, Strychnine, Delphinine, Coniine, Codeine, Atropine, Aconitine, and Hyoscyamine, 15, 16
13. Bibliography of the Chief Works on Toxicology of the Nineteenth Century, 16-19

PART II.
I. DEFINITION OF POISON.
14. The Legal Definition of Poison—English Law as to Poison, 20, 21
15. German Law as to Poisoning—French Law as to Poisoning, 21, 22
16. Scientific Definition of a Poison—The Author’s Definition, 22, 23
II. CLASSIFICATION OF POISONS.
17. Foderé’s, Orfila’s, Casper’s, Taylor’s, and Guy’s Definition of Poisons—Poisons arranged according to their Prominent Effects, 23, 24
18. Kobert’s Classification, 24, 25
19. The Author’s Arrangement, 25-28
III. STATISTICS.
20. Statistics of Poisoning in England and Wales during the Ten Years 1883-92—Various Tables, 28-31
21. German Statistics of Poisoning, 31-33
22. Criminal Poisoning in France, 33, 34
IV. THE CONNECTION BETWEEN TOXIC ACTION AND CHEMICAL COMPOSITION.
23. The Influence of Hydroxyl—The Replacement of Hydrogen by a Halogen—Bamberger’s Acylic and Aromatic Bases, 35, 36
24. The Replacement of Hydrogen by Alkyls in Aromatic Bodies, 36-38
25. The Influence of Carbonyl Groups, 39
26. Oscar Loew’s Theory as to the Action of Poisons, 39-41
27. Michet’s Experiments on the relative Toxicity of Metals, 41, 42
V. LIFE TESTS: OR THE IDENTIFICATION OF POISON BY EXPERIMENTS ON ANIMALS.
28. The Action of Poisons on Infusoria, Cephalopoda, Insects, 42-44
29. Effect of Poisons on the Heart of Cold-blooded Animals, 44, 45
30. The Effect of Poisons on the Iris, 45, 46
VI. GENERAL METHOD OF PROCEDURE IN SEARCHING FOR POISON.
31. Concentration in a Vacuum—Drying the Substance—Solvents—Destruction of Organic Matter, 46-50
32. Autenrieth’s General Process—Distillation—Shaking up with Solvents—Isolation of Metals—Investigation of Sulphides Soluble in Ammonium Sulphide—of Sulphides Insoluble in Ammonium Sulphide—Search for Zinc and Chromium—Search for Lead, Silver, and Barium, 50-53
VII. THE SPECTROSCOPE AS AN AID TO THE IDENTIFICATION OF CERTAIN POISONS.
33. The Micro-Spectroscope—Oscar Brasch’s Researches of the Spectra of Colour Reactions—Wave Lengths, 54-56
Examination of Blood or of Blood-Stains.
34. Naked-eye Appearance of Blood-Stains—Dragendorff’s Process for Dissolving Blood, 56, 57
35. Spectroscopic Appearances of Blood—Spectrum of Hydric Sulphide Blood—of Carbon Oxide Hæmoglobin—Methæmoglobin—of Acid Hæmatin—Tests for CO Blood—Piotrowski’s Experiments on CO Blood—Preparation of Hæmatin Crystals—The Guaiacum Test for Blood, 57-62
36. Distinction between the Blood of Animals and Men—The Alkalies in various Species of Blood, 62, 63

PART III.—POISONOUS GASES: CARBON MONOXIDE—CHLORINE—HYDRIC SULPHIDE.
I. CARBON MONOXIDE.
37. Properties of Carbon Monoxide, 64
38. Symptoms—Acute Form—Chronic Form, 64-66
39. Poisonous Action on the Blood—Action on the Nervous System, 66, 67
40. Post-mortem Appearances, 67
41. Mass Poisonings by Carbon Monoxide—The Leeds Case—The Darlaston Cases, 67-70
42. Detection of Carbon Monoxide—The Cuprous Chloride Method—Wanklyn’s Method—Hempel’s Method, 70, 71
II. CHLORINE.
43. Chlorine; its Properties—The Weldon Process of manufacturing “Bleaching Powder,” 71, 72
44. Effects of Chlorine, 72
45. Post-mortem Appearances, 72
46. Detection of Free Chlorine, 72
III. HYDRIC SULPHIDE (SULPHURETTED HYDROGEN).
47. Properties of Hydric Sulphide, 72, 73
48. Effects of breathing Hydric Sulphide—Action on the Blood—The Cleator Moor Case, 73, 74
49. Post-mortem Appearances, 74
50. Detection, 74

PART IV.—ACIDS AND ALKALIES.
Sulphuric Acid—Hydrochloric Acid—Nitric Acid—Acetic Acid—Ammonia—Potash—Soda—Neutral Sodium, Potassium, and Ammonium Salts.
I. SULPHURIC ACID.
51. Varieties and Strength of the Sulphuric Acids of Commerce—Properties of the Acid—Nordhausen Sulphuric Acid, 75, 76
52. Properties of Sulphuric Anhydride, 76
53. Occurrence of Free Sulphuric Acid in Nature, 76
54. Statistics—Comparative Statistics of different Countries, 76, 77
55. Accidental, Suicidal, and Criminal Poisoning—Sulphuric Acid in Clysters and Injections, 77, 78
56. Fatal Dose, 78, 79
57. Local Action of Sulphuric Acid—Effects on Mucous Membrane, on the Skin, on Blood, 79, 80
58. Action of Sulphuric Acid on Earth, Grass, Wood, Paper, Carpet, Clothing, Iron—Caution necessary in judging of Spots—Illustrative Case, 80, 81
59. Symptoms—(1) External Effects—(2) Internal Effects in the Gullet and Stomach—Intercostal Neuralgia, 81-83
60. Treatment of Acute Poisoning by the Mineral Acids, 83
61. Post-mortem Appearances—Rapid and Slow Poisoning—Illustrative Cases, 83-85
62. Pathological Preparations in the different London Hospital Museums, 85, 86
63. Chronic Poisoning, 86
Detection and Estimation of Free Sulphuric Acid.
64. General Method of Separating the Free Mineral Acids—The Quinine Process—The Old Process of Extraction by Alcohol—Hilger’s Test for Mineral Acid, 87, 88
65. The Urine—Excretion of Sulphates in Health and Disease—The Characters of the Urine after taking Sulphuric Acid, 88-90
66. The Blood in Sulphuric Acid Poisoning, 90
67. The Question of the Introduction of Sulphates by the Food—Largest possible Amount of Sulphates introduced by this Means—Sulphur of the Bile—Medicinal Sulphates, 90, 91
II. HYDROCHLORIC ACID.
68. General Properties of Hydrochloric Acid—Discovery—Uses—Tests, 91, 92
69. Statistics, 92, 93
70. Fatal Dose, 93
71. Amount of Free Acid in the Gastric Juice, 93, 94
72. Influence of Hydrochloric Acid on Vegetation—Present Law on the Subject of Acid Emanations from Works—The Resistant Powers of various Plants, 94
73. Action on Cloth and Manufactured Articles, 95
74. Poisonous Effects of Hydrochloric Acid Gas—Eulenberg’s Experiments on Rabbits and Pigeons, 95, 96
75. Effects of the Liquid Acid—Absence of Corrosion of the Skin—Pathological Appearances—Illustrative Cases, 96, 97
76. Post-mortem Appearances—Preparations in the different London Museums, 97, 98
77. (1) Detection of Free Hydrochloric Acid—Günzburg’s Test—A. Villiers’s and M. Favolle’s Test—(2) Quantitative Estimation, Sjokvist’s Method—Braun’s Method, 98-101
78. Method of Investigating Hydrochloric Acid Stains on Cloth, &c., 101, 102
III. NITRIC ACID.
79. Properties of Nitric Acid, 102, 103
80. Use in the Arts, 103
81. Statistics, 103
82. Fatal Dose, 104
83. Action on Vegetation, 104
84. Effects of Nitric Acid Vapour—Experiments of Eulenberg and O. Lassar—Fatal Effect on Man, 104, 105
85. Effects of Liquid Nitric Acid—Suicidal, Homicidal, and Accidental Deaths from the Acid, 105, 106
86. Local Action, 106
87. Symptoms—The Constant Development of Gas—Illustrative Cases, 106, 107
88. Post-mortem Appearances—Preparations in various Anatomical Museums, 107-109
89. Detection and Estimation of Nitric Acid, 109, 110
IV. ACETIC ACID.
90. Symptoms and Detection, 110
V. AMMONIA.
91. Properties of Ammonia, 111
92. Uses—Officinal and other Preparations, 111, 112
93. Statistics of Poisoning by Ammonia, 112
94. Poisoning by Ammonia Vapour, 112
95. Symptoms—Illustrative Case, 112, 113
96. Chronic Effects of the Gas, 113
97. Ammonia in Solution—Action on Plants, 113
98. Action on Human Beings and Animal Life—Local Action on Skin—Action on the Blood—Time of Death, 113-115
99. Post-mortem Appearances, 115
100. Separation of Ammonia—Tests, 115, 116
101. Estimation of Ammonia, 116
VI. CAUSTIC POTASH AND SODA.
102. Properties of Potassium Hydrate, 116, 117
103. Pharmaceutical Preparations, 117
104. Carbonate of Potash, 117
105. Bicarbonate of Potash, 117
106. Caustic Soda—Sodium Hydrate, 117, 118
107. Carbonate of Soda, 118
108. Bicarbonate of Soda, 118
109. Statistics, 118
110. Effects on Animal and Vegetable Life, 118, 119
111. Local Effects, 119
112. Symptoms, 119
113. Post-mortem Appearances, 119-121
114. Chemical Analysis, 121
115. Estimation of the Fixed Alkalies, 121, 122
VII. NEUTRAL SODIUM, POTASSIUM, AND AMMONIUM SALTS.
116. Relative Toxicity of Sodium, Potassium, and Ammonium Salts, 122
117. Sodium Salts, 122
118. Potassium Salts—Potassic Sulphate—Hydropotassic Tartrate—Statistics, 122
119. Action on the Frog’s Heart, 122
120. Action on Warm-Blooded Animals, 122, 123
121. Elimination, 123
122. Nitrate of Potash, 123
123. Statistics, 123
124. Uses in the Arts, 123
125. Action of Nitrates of Sodium and Potassium—Sodic Nitrite, 123, 124
126. Post-mortem Appearances from Poisoning by Potassic Nitrate, 124
127. Potassic Chlorate, 124
128. Uses, 124
129. Poisonous Properties, 124
130. Experiments on Animals, 124, 125
131. Effects on Man—Illustrative Cases of the Poisoning of Children by Potassic Chlorate, 125
132. Effects on Adults—Least Fatal Dose, 126
133. Elimination, 126
134. Essential Action of Potassic Chlorate on the Blood and Tissues, 126
135. Detection and Estimation of Potassic Chlorate, 126, 127
Toxicological Detection of Alkali Salts.
136. Natural occurrence of Potassium and Sodium Salts in the Blood and Tissues—Tests for Potassic and Sodic Salts—Tests for Potassic Nitrate—Tests for Chlorates—Ammonium Salts, 127, 128

PART V.—MORE OR LESS VOLATILE POISONOUS SUBSTANCES CAPABLE OF BEING SEPARATED BY DISTILLATION FROM NEUTRAL OR ACID LIQUIDS.
Hydrocarbons—Camphor—Alcohol—Amyl Nitrite—Ether—Chloroform and other Anæsthetics—Chloral—Carbon Bisulphide—Carbolic Acid—Nitro-Benzene—Prussic Acid—Phosphorus.
I. HYDROCARBONS.
1. Petroleum.
137. Petroleum, 129
138. Cymogene, 129
139. Rhigolene, 129
140. Gasolene, 129
141. Benzoline—Distinction between Petroleum-Naphtha, Shale-Naphtha, and Coal-Tar Naphtha, 129, 130
142. Paraffin Oil, 130
143. Effects of Petroleum—Experiments on Rabbits, &c., 130, 131
144. Poisoning by Petroleum—Illustrative Cases, 131
145. Separation and Tests for Petroleum, 131
2. Coal-Tar Naphtha—Benzene.
146. Composition of Commercial Coal-Tar Naphtha, 131
147. Symptoms observed after Swallowing Coal-Tar Naphtha, 132
148. Effects of the Vapour of Benzene, 132
Detection and Separation of Benzene.
149. Separation of Benzene—(1) Purification; (2) Conversion into Nitro-Benzene; (3) Conversion into Aniline, 132, 133
3. Terpenes—Essential Oils—Oil of Turpentine.
150. Properties of the Terpenes, Cedrenes, and Colophenes, 133
4. Oil of Turpentine—Spirits of Turpentine.
151. Terebenthene—Distinction between French and English Turpentine, 133, 134
152. Effects of the Administration of Turpentine, 134
II. CAMPHOR.
153. Properties of Camphor, 135
154. Pharmaceutical Preparations, 135
155. Symptoms of Poisoning by Camphor, 135
156. Post-mortem Appearances, 136
157. Separation from the Contents of the Stomach, 136
III. ALCOHOLS.
1. Ethylic Alcohol.
158. Chemical Properties of Alcohol—Statistics of Poisoning by Alcohol, 136
159. Criminal or Accidental Alcoholic Poisoning, 137
160. Fatal Dose, 137
161. Symptoms of Acute Poisoning by Alcohol, 137, 138
162. Post-mortem Appearances, 138, 139
163. Excretion of Alcohol, 139, 140
164. Toxicological Detection, 140
2. Amylic Alcohol.
165. Properties of Amylic Alcohol, 140
166. Experiments as to the Effect on Animals of Amylic Alcohol, 140, 141
167. Detection and Estimation of Amylic Alcohol, 141
168. Amyl Nitrite—Properties—Symptoms—Post-mortem Appearances, 141
IV. ETHER.
169. Properties of Ethylic Ether, 141, 142
170. Ether as a Poison, 142
171. Fatal Dose, 142
172. Ether as an Anæsthetic, 142, 143
173. Separation of Ether from Organic Fluids, &c., 143
V. CHLOROFORM.
174. Discovery of Chloroform—Properties, Adulterations, and Methods for Detecting them, 143-145
175. Methods of Manufacturing Chloroform, 145, 146
Poisonous Effects of Chloroform.
1. As a Liquid.
176. Statistics, 146
177. Local Action, 146
178. Action on Blood, Muscle, and Nerve-Tissue, 146
179. General Effects of Liquid Chloroform—Illustrative Cases, 146, 147
180. Fatal Dose, 147
181. Symptoms, 148
182. Post-mortem Appearances, 148
2. The Vapour of Chloroform.
183. Statistics of Deaths through Chloroform—Anæsthesia, 148, 149
184. Suicidal and Criminal Poisoning—Illustrative Cases, 149, 150
185. Physiological Effects, 150
186. Symptoms witnessed in Death from Chloroform Vapour, 150, 151
187. Chronic Chloroform Poisoning—Mental Effects from Use of Chloroform, 151, 152
188. Post-mortem Appearances, 152
189. The Detection and Estimation of Chloroform—Various Tests, 152, 153
190. Quantitative Estimation, 153
VI. OTHER ANÆSTHETICS.
191. Methyl Chloride—Methene Dichloride, &c., 154
192. Pentane, 154
193. Aldehyde, 154
194. Paraldehyde, 154
VII. CHLORAL.
195. Chloral Hydrate; its Composition and Properties, 154, 155
196. Detection, 155
197. Quantitative Estimation of Chloral Hydrate, 155, 156
198. Effects of Chloral Hydrate on Animals—Depression of Temperature—Influence on the Secretion of Milk, &c., 156, 157
199. Action upon the Blood, 157
200. Effects on Man, 157, 158
201. Fatal Dose, 158, 159
202. Symptoms, 159
203. Action of Chloral upon the Brain, 159
204. Treatment of Acute Chloral Poisoning, 160
205. Chronic Poisoning by Chloral Hydrate, 160, 161
206. Manner in which Chloral is Decomposed in, and Excreted from, the Body, 161, 162
207. Separation from Organic Matters—Tests for Chloral, 162, 163
VIII. BISULPHIDE OF CARBON.
208. Properties of Bisulphide of Carbon, 163
209. Poisoning by Bisulphide of Carbon, 163
210. Action on Animals, 163, 164
211. Chronic Poisoning by Bisulphide of Carbon—Effects on the Brain, &c., 164, 165
212. Post-mortem Appearances, 165
213. Separation and Detection of Carbon Bisulphide—Tests, 165
214. Xanthogenic Acid, 165
215. Potassic Xanthogenate, 165
IX. THE TAR ACIDS—PHENOL—CRESOL.
216. Properties and Sources of Carbolic Acid, 165, 166
217. Different Forms of Carbolic Acid—Calvert’s Carbolic Acid Powder—Carbolic Acid Soaps, 166, 167
218. Uses of Carbolic Acid, 167
219. Statistics Relative to Poisoning by Carbolic Acid, 167-169
220. Fatal Dose, 169
221. Effects on Animals—Infusoria—Fish—Frogs, 169, 170
222. Effects on Warm-Blooded Animals, 170
223. Symptoms Produced in Man—External Application—Action on the Skin—Effects of the Vapour—Use of Carbolic Acid Lotions—Injections, &c.—Illustrative Cases, 170-172
224. Internal Administration—Illustrative Cases, 173
225. General Review of the Symptoms induced by Carbolic Acid, 173, 174
226. Changes Produced in the Urine by Carbolic Acid, 174, 175
227. The Action of Carbolic Acid considered Physiologically, 175, 176
228. Forms under which Carbolic Acid is Excreted, 176
229. Post-mortem Appearances, 176, 177
Tests for Carbolic Acid.
230. (1) The Pine-Wood Test—(2) Ammonia and Hypochlorite Test—(3) Ferric Chloride—(4) Bromine, 177, 178
231. Quantitative Estimation of Carbolic Acid, 178, 179
232. Properties of Cresol, and Tests for Distinguishing Cresol and Carbolic Acid, 179
233. Properties of Creasote—Tests, 179, 180
234. Separation of Carbolic Acid from Organic Fluids or Tissues, 180, 181
235. Examination of the Urine for Phenol or Cresol, 181
236. Assay of Disinfectants, Carbolic Acid Powders—E. Waller’s Process—Koppeschaar’s Volumetric Method—Colorimetric Method of Estimation, 181-183
237. Carbolic Acid Powders, 183
238. Carbolic Acid Soaps, 183
X. NITRO-BENZENE.
239. Properties and Varieties, 183, 184
240. Effects of Poisoning by Nitro-Benzene, 184
241. Illustrative Cases of Poisoning by Nitro-Benzene Vapour, 184, 185
242. Effects Produced by taking Liquid Nitro-Benzene, 185, 186
243. Fatal Dose, 186, 187
244. Pathological Appearances, 187
245. The Essential Action of Nitro-Benzene, 187, 188
246. Detection and Separation from the Animal Tissues, 188
XI. DINITRO-BENZOL.
247. Properties of Ortho-, Meta-, and Para-Dinitro-Benzol, 189
248. Effects of Dinitro-Benzol, 189, 190
249. The Blood in Nitro-Benzol Poisoning, 191
250. Detection of Dinitro-Benzol, 192
XII. HYDROCYANIC ACID.
251. Properties of Hydrocyanic Acid, 192
252. Medicinal Preparations of Prussic Acid—Various Strengths of the Commercial Acid, 192, 193
253. Poisoning by Prussic Acid—Uses in the Arts—Distribution in the Vegetable Kingdom, 193-195
254. Composition and Varieties of Amygdalin, 195
255. Statistics of Poisoning by Prussic Acid, 195-197
256. Accidental and Criminal Poisoning, 197, 198
257. Fatal Dose, 198
258. Action of Hydric and Potassic Cyanides on Living Organisms, 198, 199
259. Symptoms observed in Animals, 199, 200
260. Length of Interval between taking the Poison and Death in Animals, 200, 201
261. Symptoms in Man, 201, 202
262. Possible Acts after taking the Poison—Nunneley’s Experiments, 202, 203
263. Chronic Poisoning by Hydric Cyanide, 203
264. Post-mortem Appearances, 203, 204
265. Tests for Hydrocyanic Acid and Cyanide of Potassium—Schönbein’s Test—Kobert’s Test, 204-206
266. Separation of Hydric Cyanide or Potassic Cyanide from Organic Matters—N. Sokoloff’s Experiments, 206-208
267. How long after Death can Hydric or Potassic Cyanide be Detected? 208, 209
268. Estimation of Hydrocyanic Acid or Potassic Cyanide, 209
269. Case of Poisoning by Bitter Almonds, 209, 210
Poisonous Cyanides other than Hydric and Potassic Cyanides.
270. General Action of the Alkaline Cyanides—Experiments with Ammonic Cyanide Vapour, 210
271. The Poisonous Action of several Metallic and Double Cyanides—The Effects of Mercuric and Silver Cyanides; of Potassic and Hydric Sulphocyanides; of Cyanogen Chloride; of Methyl Cyanide, and of Cyanuric Acid, 210, 211
XIII. PHOSPHORUS.
272. Properties of Phosphorus—Solubility—Effects of Heat on Phosphorus, 212, 213
273. Phosphuretted Hydrogen—Phosphine, 213
274. The Medicinal Preparations of Phosphorus, 213
275. Matches and Vermin Paste, 213-215
276. Statistics of Phosphorus Poisoning, 215, 216
277. Fatal Dose, 216
278. Effects of Phosphorus, 217
279. Different Forms of Phosphorus Poisoning, 217, 218
280. Common Form, 218, 219
281. Hæmorrhagic Form, 219
282. Nervous Form, 219
283. Sequelæ, 219, 220
284. Period at which the First Symptoms commence, 220
285. Period of Death, 220
286. Effects of Phosphorus Vapour—Experiments on Rabbits, 220, 221
287. Effects of Chronic Phosphorus Poisoning, 221, 222
288. Changes in the Urinary Secretion, 222
289. Changes in the Blood, 222, 223
290. Antidote—Treatment by Turpentine, 223
291. Poisonous Effects of Phosphine, 223, 224
292. Coefficient of Solubility of Phosphine in Blood compared with Pure Water, 224
293. Post-mortem Appearances—Effects on the Liver, 224-228
294. Pathological Changes in the Kidneys, Lungs, and Nervous System, 228
295. Diagnostic Differences between Acute Yellow Atrophy of the Liver and Fatty Liver produced by Phosphorus, 228, 229
296. Detection of Phosphorus—Mitscherlich’s Process—The Production of Phosphine—Tests Dependent on the Combustion of Phosphine, 229-232
297. The Spectrum of Phosphine—Lipowitz’s Sulphur Test—Scherer’s Test, 232, 233
298. Chemical Examination of the Urine, 233, 234
299. Quantitative Estimation of Phosphorus, 234
300. How long can Phosphorus be recognised after Death? 234, 235

PART VI.—ALKALOIDS AND POISONOUS VEGETABLE PRINCIPLES SEPARATED FOR THE MOST PART BY ALCOHOLIC SOLVENTS.
Division I.—Vegetable Alkaloids.
I. GENERAL METHOD OF TESTING AND EXTRACTING ALKALOIDS.
301. General Tests for Alkaloids, 236
302. Group-Reagents, 236, 237
303. Phosphomolybdic, Silico-Tungstic, and Phospho-Tungstic Acids as Alkaloidal Reagents, 237-239
304. Schulze’s Reagent, 239
305. Dragendorff’s Reagent, 239
306. Colour Tests, 239
307. Stas’s Process, 239
Methods of Separation.
308. Selmi’s Process for Separating Alkaloids, 240, 241
309. Dragendorff’s Process, 241-254
310. Shorter Process for Separating some of the Alkaloids, 254, 255
311. Scheibler’s Process for Alkaloids, 255
312. Grandval and Lajoux’s Method, 255, 256
313. Identification of the Alkaloids, 256
314. Sublimation of the Alkaloids, 256-261
315. Melting-point, 261
316. Identification by Organic Analysis, 261, 262
317. Quantitative Estimation of the Alkaloids—Mayer’s Reagent—Compound of the Alkaloids with Chlorides of Gold and Platinum, 262-264
II. LIQUID VOLATILE ALKALOIDS.
1. The Alkaloids of Hemlock (Conium).
318. Botanical Description of Hemlock, 264
319. Properties of Coniine—Tests, 264-266
320. Other Coniine Bases, 266
321. Pharmaceutical Preparations of Hemlock, 266, 267
322. Statistics of Coniine Poisoning, 267
323. Effects of Coniine on Animals, 267, 268
324. Effects of Coniine on Man, 268
325. Physiological Action of Coniine, 268
326. Post-mortem Appearances—Fatal Dose, 268, 269
327. Separation of Coniine from Organic Matters or Tissues, 269
2. Tobacco—Nicotine.
328. General Composition of Tobacco, 269, 270
329. Quantitative Estimation of Nicotine in Tobacco, 270, 271
330. Nicotine; its Properties and Tests, 271-273
331. Effects of Nicotine on Animals, 273, 274
332. Effects of Nicotine on Man, 274, 275
333. Some Instances of Poisoning by Tobacco and Tobacco Juice, 275-277
334. Physiological Action of Nicotine, 277, 278
335. Fatal Dose, 278
336. Post-mortem Appearances, 278
337. Separation of Nicotine from Organic Matters, &c., 278, 279
3. Piturie.
338. Properties of Piturie, 279
4. Sparteine.
339. Properties of Sparteine, 279, 280
5. Aniline.
340. Properties of Aniline, 280
341. Symptoms and Effects, 280, 281
342. Fatal Dose, 281
343. Detection of Aniline, 281
III. THE OPIUM GROUP OF ALKALOIDS.
344. General Composition of Opium, 281, 282
345. Action of Solvents on Opium, 282, 283
346. The Methods of Teschemacher and Smith, of Dott and others for the Assay of Opium, 283, 284
347. Medicinal and other Preparations of Opium, 284-288
348. Statistics of Opiate Poisoning, 288, 289
349. Poisoning of Children by Opium, 289
350. Doses of Opium and Morphine—Fatal Dose, 289, 290
351. General Method for the Detection of Opium, 290, 291
352. Morphine; its Properties, 291, 292
353. Morphine Salts; their Solubility, 292, 293
354. Constitution of Morphine, 293, 294
355. Tests for Morphine and its Compounds—Production of Morphine Hydriodide—Iodic Acid Test and other Reactions—Transformation of Morphine into Codeine, 294-296
356. Symptoms of Opium and Morphine Poisoning—Action on Animals, 296-298
357. Physiological Action, 298, 299
358. Physiological Action of Morphine Derivatives, 299
359. Action on Man—(a) The Sudden Form; (b) the Convulsive Form; (c) a Remittent Form of Opium Poisoning—Illustrative Cases, 299-303
360. Diagnosis of Opium Poisoning, 303, 304
361. Opium-Eating, 304-306
362. Treatment of Opium or Morphine Poisoning, 306
363. Post-mortem Appearances, 306, 307
364. Separation of Morphine from Animal Tissues and Fluids, 307
365. Extraction of Morphine, 308, 309
366. Narcotine; its Properties and Tests, 309, 310
367. Effects of Narcotine, 310
368. Codeine—Properties of Codeine, 310, 311
369. Effects of Codeine on Animals—Claude Bernard’s Experiments, 311
370. Narceine—Properties of Narceine—Tests, 312, 313
371. Effects of Narceine, 313, 314
372. Papaverine—Properties of Papaverine—Tests, 314
373. Effects of Papaverine, 314
374. Thebaine; its Properties, 314, 315
375. Thebaine; its Effects, 315
376. Cryptopine, 315, 316
377. Rhœadine, 316
378. Pseudomorphine, 316
379. Opianine, 316
380. Apomorphine, 316, 317
381. Reactions of some of the Rarer Opium Alkaloids, 317
382. Tritopine, 317
383. Meconin (Opianyl), 317
384. Meconic Acid—Effects of Meconic Acid—Tests, 318, 319
IV. THE STRYCHNINE OR TETANUS-PRODUCING GROUP OF ALKALOIDS.
1. Nux Vomica Group—Strychnine—Brucine—Igasurine.
385. Nux Vomica—Characteristics of the Entire and of the Powdered Seed, 319
386. Chemical Composition of Nux Vomica, 319
387. Strychnine—Microscopical Appearances—Properties—Medicinal Preparations—Strychnine Salts, 319-322
388. Pharmaceutical and other Preparations of Nux Vomica, with Suggestions for their Valuation—Vermin-Killers, 322-324
389. Statistics, 324-325
390. Fatal Dose—Falck’s Experiments on Animals as to the Least Fatal Dose—Least Fatal Dose for Man, 325-328
391. Action on Animals—Frogs, 328, 329
392. Effects on Man—Symptoms—Distinction between “Disease Tetanus” and “Strychnos Tetanus,” 329-331
393. Diagnosis of Strychnine Poisoning, 331, 332
394. Physiological Action—Richet’s Experiments—The Rise of Temperature—Effect on the Blood-Pressure, 332, 333
395. Post-mortem Appearances, 333
396. Treatment, 333
397. Separation of Strychnine from Organic Matters—Separation from the Urine, Blood, and Tissues, 334-337
398. Identification of the Alkaloid—Colour Tests—Physiological Tests, 337-339
399. Hypaphorine, 339
400. Quantitative Estimation of Strychnine, 339, 340
401. Brucine; its Properties, 340, 341
402. Physiological Action of Brucine—Experiments of Falck, 341, 342
403. Tests for Brucine, 342, 343
404. Igasurine, 344
405. Strychnic Acid, 344
2. The Quebracho Group of Alkaloids.
406. The Alkaloids of Quebracho—Aspidospermine—Quebrachine, 344
3. Pereirine.
407. Pereirine, 344, 345
4. Gelsemine.
408. Properties of Gelsemine, 345
409. Fatal Dose of Gelsemine, 345
410. Effects on Animals—Physiological Action, 345
411. Effects of Gelsemine on Man, 346
412. Extraction from Organic Matters, or the Tissues of the Body, 347
5. Cocaine.
413. Cocaine; its Properties, 47, 348
414. Cocaine Hydrochlorate, 348
415. Pharmaceutical Preparations, 348
416. Separation of Cocaine and Tests, 348, 349
417. Symptoms, 349
418. Post-mortem Appearances, 349, 350
419. Fatal Dose, 350
6. Corydaline.
420. Properties of Corydaline, 350
V. THE ACONITE GROUP OF ALKALOIDS.
421. Varieties of Aconite—Description of the Flower, and of the Seeds, 350, 351
422. Pharmaceutical Preparations of Aconite, 351
423. The Aconite Alkaloids, 351
424. Aconitine, 351, 352
425. Tests for Aconitine, 352
426. Benzoyl-Aconine Properties—Recognition of Benzoic Acid, 353, 354
427. Pyraconitine, 354
428. Pyraconine, 354
429. Aconine, 355
430. Commercial Aconitine—English and German Samples of Aconitine—Lethal Dose of the Alkaloid and of the Pharmaceutical Preparations, 355-358
431. Effects of Aconitine on Animal Life—Insects, Fish, Reptiles, Birds, Mammals, 358-360
432. Statistics, 361
433. Effects on Man, 361
434. Poisoning by the Root (Reg. v. M’Conkey), 361, 362
435. Poisoning by the Alkaloid Aconitine—Three Cases of Poisoning, 363, 364
436. Lamson’s Case, 364, 365
437. Symptoms of Poisoning by the Tincture, &c., 365, 366
438. Physiological Action, 366
439. Post-mortem Appearances, 366, 367
440. Separation of Aconitine from the Contents of the Stomach or the Organs, 367, 368
VI. THE MYDRIATIC GROUP OF ALKALOIDS—ATROPINE—HYOSCYAMINE—SOLANINE—CYTISINE.
1. Atropine.
441. The Atropa belladonna; its Alkaloidal Content, 368, 369
442. The Datura stramonium—Distinction between Datura and Capsicum Seeds, 369, 370
443. Pharmaceutical Preparations—(a) Belladonna; (b) Stramonium, 370, 371
444. Properties of Atropine, 371, 372
445. Tests for Atropine, Chemical and Physiological, 372-374
446. Statistics of Atropine Poisoning, 375
447. Accidental and Criminal Poisoning by Atropine—Use of Dhatoora by the Hindoos, 375, 376
448. Fatal Dose of Atropine, 376, 377
449. Action on Animals, 377
450. Action on Man, 377-380
451. Physiological Action of Atropine, 380
452. Diagnosis of Atropine Poisoning, 380
453. Post-mortem Appearances, 380
454. Treatment of Cases of Poisoning by Atropine, 380, 381
455. Separation of Atropine from Organic Matters, &c., 381
2. Hyoscyamine.
456. Distribution of Hyoscyamine—Properties, 381-383
457. Pharmaceutical and other Preparations of Henbane, 383, 384
458. Dose and Effects, 384
459. Separation of Hyoscyamine from Organic Matters, 385
3. Hyoscine.
460. Hyoscine, 385
4. Solanine.
461. Distribution of Solanine, 385, 386
462. Properties of Solanine, 386
463. Solanidine, 386, 387
464. Poisoning from Solanine, 387
465. Separation from Animal Tissues, 387
5. Cytisine.
466. The Cytisus laburnum, 387
467. Reactions of Cytisine, 388
468. Effects on Animals, 389
469. Effects on Man—Illustrative Cases, 389, 390
VII. THE ALKALOIDS OF THE VERATRUMS.
470. The Alkaloids found in the Veratrum Viride and Veratrum Album—Yield per Kilogram, 390-392
471. Veratrine—Cevadine, 392
472. Jervine, 393
473. Pseudo-jervine, 393
474. Protoveratridine, 393
475. Rubi-jervine, 394
476. Veratralbine, 394
477. Veratroidine, 394
478. Commercial Veratrine, 394, 395
479. Pharmaceutical Preparations, 395
480. Fatal Dose, 395
481. Effects on Animals—Physiological Action, 395, 396
482. Effects on Man—Illustrative Cases, 396
483. Symptoms of Acute and Chronic Poisoning, 396, 397
484. Post-mortem Signs, 397
485. Separation of the Veratrum Alkaloids from Organic Matters, 397
VIII. PHYSOSTIGMINE.
486. The Active Principle of the Calabar Bean, 397, 398
487. Physostigmine or Eserine—Properties, 398, 399
488. Tests, 399
489. Pharmaceutical Preparations, 399, 400
490. Effects on Animals—On Man—The Liverpool Cases of Poisoning, 400
491. Physiological Action, 401
492. Post-mortem Appearances, 401
493. Separation of Physostigmine, 401, 402
494. Fatal Dose of Physostigmine, 402
IX. PILOCARPINE.
495. Alkaloids from the Jaborandi, 402
496. Pilocarpine, 402, 403
497. Tests, 403
498. Effects of Pilocarpine, 403, 404
X. TAXINE.
499. Properties of Taxine, 404
500. Poisoning by the Common Yew, 404
501. Effects on Animals—Physiological Action, 404
502. Effects on Man, 404, 405
503. Post-mortem Appearances, 405
XI. CURARINE.
504. Commercial Curarine—Properties, 405-407
505. Physiological Effects, 407
506. Separation of Curarine, 407, 408
XII. COLCHICINE.
507. Contents of Colchicine in Colchicum Seeds, 408, 409
508. Colchicine—Method of Extraction—Properties, 409
509. Tests, 409, 410
510. Pharmaceutical Preparations, 410
511. Fatal Dose, 410, 411
512. Effects of Colchicine on Animals, 411
513. Effects of Colchicum on Man—Illustrative Cases, 411, 412
514. Symptoms Produced by Colchicum—Post-mortem Appearances, 412, 413
515. Separation of Colchicine from Organic Matters, 413
XIII. MUSCARINE AND THE ACTIVE PRINCIPLES OF CERTAIN FUNGI.
516. Description of the Amanita Muscaria—Use of it by the Natives of Kamschatka, 413, 414
517. Cases of Poisoning by the Fungus itself, 414, 415
518. Muscarine—Its Properties and Effects, 415, 416
519. Antagonistic Action of Atropine and Muscarine, 416
520. Detection of Muscarine, 416, 417
521. The Agaricus PhalloidesPhallin, 417
522. Post-mortem Appearances, 417, 418
523. The Agaricus Pantherinus—The Agaricus Ruber—Ruberine—Agarythrine, 418
524. The Boletus Satanus, or Luridus, 418
525. Occasional Effects of the Common Morelle, 418
Division II.—Glucosides.
I. DIGITALIS GROUP.
526. Description of the Digitalis Purpurea, or Foxglove, 419
527. Active Principles of the Foxglove—The Digitalins, 419
528. Digitalein, 420
529. Digitonin—Digitogenin, 420
530. Digitalin, 420
531. Digitaletin, 420
532. Digitoxin—Toxiresin, 420, 421
533. Digitaleretin—Paradigitaletin, 421
534. Other Active Principles in Digitalis; such as Digitin, Digitalacrin, Digitalein, &c., 421, 422
535. Reactions of the Digitalins, 422
536. Pharmaceutical Preparations of Digitalin, 422
537. Fatal Dose, 422-424
538. Statistics of Poisoning by Digitalis, 424
539. Effects on Man—Illustrative Cases, 424-427
540. Physiological Action of the Digitalins, 427
541. Local Action of the Digitalins, 427, 428
542. Action on the Heart and Circulation, 428, 429
543. Action of the Digitalins on the Muco-Intestinal Tract and other Organs, 429
544. Action of Digitalin on the Common Blow-Fly, 429
545. Action of the Digitalins on the Frog’s Heart, 429, 430
546. Post-mortem Appearances, 430
547. Separation of the Digitalins from Animal Tissues, &c.—Tests, Chemical and Physiological, 431
II. OTHER POISONOUS GLUCOSIDES ACTING ON THE HEART.
1. Crystallisable Glucosides.
548. Antiarin—Chemical Properties, 432
549. Effects of Antiarin, 432
550. Separation of Antiarin, 432
551. The Active Principles of the Hellebores—Helleborin—Helleborein—Helleboretin, 433
552. Symptoms of Poisoning by Hellebore, 433
553. Euonymin, 433
554. Thevetin, 434
2. Substances partly Crystallisable, but which are not Glucosides.
555. Strophantin, 434
556. Apocynin, 434
3. Non-Crystallisable Glucosides almost Insoluble in Water.
557. Scillain, or Scillitin—Adonidin, 434
558. Oleandrin, 435
559. Neriin, or Oleander Digitalin, 435
560. Symptoms of Poisoning by Oleander, 435, 436
561. The Madagascar Ordeal Poison, 436
4. Substances which, with other Toxic Effects, behave like the Digitalins.
562. Erythrophlein, 436
III. SAPONIN—SAPONIN SUBSTANCES.
563. The Varieties of Saponins, 436, 437
564. Properties of Saponin, 437
565. Effects of Saponin, 437, 438
566. Action on Man, 438
567. Separation of Saponin, 438, 439
568. Identification of Saponin, 439
Division III.—Certain Poisonous Anhydrides of Organic Acids.
I. SANTONIN.
569. Properties of Santonin, 439, 440
570. Poisoning by Santonin, 440
571. Fatal Dose, 440
572. Effects on Animals, 440
573. Effects on Man—Yellow Vision, 440, 441
574. Post-mortem Appearances, 441
575. Separation from the Contents of the Stomach, 441, 442
II. MEZEREON.
576. Cases of Poisoning by the Mezereon, 442
Division IV.—Various Vegetable Poisonous Principles—not Admitting of Classification Under the Previous Three Divisions.
I. ERGOT OF RYE.
577. Description of the Ergot Fungus, 442, 443
578. Chemical Constituents of Ergot—Ergotinine—EcbolineScleromucin—Sclerotic Acid—Sclererythrin—Scleroidin—Sclerocrystallin—Sphacelic Acid—Cornutin, 443-445
579. Detection of Ergot in Flour, 445
580. Pharmaceutical Preparations, 445
581. Dose, 446
582. Ergotism—Historical Notice of Various Outbreaks, 446, 447
583. Convulsive Form of Ergotism, 447
584. Gangrenous Form of Ergotism—The Wattisham Cases, 447, 448
585. Symptoms of Acute Poisoning by Ergot, 448
586. Physiological Action, as shown by Experiments on Animals, 448-450
587. Separation of the Active Principles of Ergot, 450
II. PICROTOXIN, THE ACTIVE PRINCIPLE OF THE COCCULUS INDICUS.
588. Enumeration of the Active Principles contained in the Menispermum Cocculus, 451
589. Picrotoxin; its Chemical Reactions and Properties, 451, 452
590. Fatal Dose, 452
591. Effects on Animals, 452, 453
592. Effects on Man, 453
593. Physiological Action, 453
594. Separation from Organic Matters, 453, 454
III. THE POISON OF ILLICIUM RELIGIOSUM.
595. Dr. Langaard’s Researches, 454
IV. PICRIC ACID AND PICRATES.
596. Properties of Picric Acid, 454
597. Effects of Picric Acid, 454, 455
598. Tests, 455
V. CICUTOXIN.
599. Description of the Cicuta Virosa, 456
600. Effects on Animals, 456
601. Effects on Man, 456, 457
602. Separation of Cicutoxin from the Body, 457
VI. ÆTHUSA CYNAPIUM (FOOL’S PARSLEY).
603. Dr. Harley’s Experiments, 457
VII. ŒNANTHE CROCATA.
604. The Water Hemlock—Description of the Plant—Cases of Poisoning, 457, 458
605. Effects of the Water Hemlock, as shown by the Plymouth Cases, 458
606. Post-mortem Appearances, 459
VIII. OIL OF SAVIN.
607. Effects and Properties of Savin Oil, 459
608. Post-mortem Appearances, 460
609. Separation and Identification, 460
IX. CROTON OIL.
610. Chemical Properties of Croton Oil, 461
611. Dose—Effects—Illustrative Cases, 461
612. Post-mortem Appearances, 461
613. Chemical Analysis, 462
X. THE TOXALBUMINS OF CASTOR OIL SEEDS AND ABRUS.
614. The Toxalbumin of Castor Oil Seeds, 462
615. Toxalbumin of Abrus, 462, 463
XI. ICTROGEN.
616. Ictrogen, 463
XII. COTTON SEEDS.
617. Cotton Seeds as a Poison, 464
XIII. LATHYRUS SATIVUS.
618. Poisonous Qualities of Vetchlings, 464, 465
XIV. ARUM—LOCUST-TREE—BRYONY—MALE FERN.
619. Arum Maculatum, 465
620. The Black Bryony, 465
621. The Locust Tree, 465
622. Male Fern, 465, 466

PART VII.—POISONS DERIVED FROM LIVING OR DEAD ANIMAL SUBSTANCES.
Division I.—Poisons Secreted by Living Animals.
I. POISONOUS AMPHIBIA.
623. Poisonous Properties of the Skin of the Salamandra Maculosa—Salamandrine, &c., 467
624. Poison from the Toad, 468
II. THE POISON OF THE SCORPION.
625. Various Species of Scorpions—Effects of the Scorpion Poison, 468
III. POISONOUS FISH.
626. Poisonous Fish—Illustrative Cases, 468-470
IV. POISONOUS SPIDERS AND INSECTS.
627. The Bite of the Tarantula—The Bite of the Latrodectus Malmignatus, 470
628. Effects of the Bite of the Katipo, 471
629. Ants, &c., 471
630. The Poison of Wasps, Bees, and Hornets, 471
631. Cantharides, 471
632. Cantharidin, 471, 472
633. Pharmaceutical Preparations of Cantharides, 472
634. Fatal Dose, 472
635. Effects on Animals—Radecki’s Experiments—Effects on Man—Heinrich’s Auto-Experiments, 472, 473
636. General Symptoms Produced by Cantharides, 473, 474
637. Post-mortem Appearances, 474
638. Tests for Cantharidin—Distribution in the Body—Dragendorff’s Process, 475-477
V. SNAKE POISON.
639. Classes of Poisonous Snakes, 477
640. The Poison of the Cobra, 478
641. Fatal Dose of Cobra Poison, 479
642. Effects on Animals, 479
643. Effects on Man, 479, 480
644. Antidotes and Treatment—Halford’s Treatment by Ammonia—Permanganate of Potash, 480, 481
645. Detection of the Cobra Venom, 482
646. Effects of the Bite of the Duboia Russellii, or Russell’s Viper, 483
647. The Poison of the Common Viper—The Venom of Naja Haje (Cleopatra’s Asp), 483, 484
Division II.—Ptomaines—Toxines.
648. Definition of a Ptomaine, 485
Isolation of Ptomaines.
649. Gautier’s Process, 485
650. Brieger’s Process, 485-487
651. Benzoyl Chloride Method, 487, 488
652. The Amines, 488-490
653. Methylamine, 491
654. Dimethylamine, 491
655. Trimethylamine, 491
656. Ethylamine, 491
657. Diethylamine, 491
658. Triethylamine, 491
659. Propylamine, 491
660. Isoamylamine, 492
Diamines.
661. Rate of Formation of Diamines, 492
662. Ethylidenediamine, 492
663. Neuridine, 493, 494
664. Cadaverine, 494-496
665. Putrescine, 496
666. Metaphenylenediamine, 497
667. Paraphenylenediamine, 497
668. Hexamethylenediamine, 497
669. Diethylenediamine, 497, 498
670. Mydaleine, 498
671. Guanidine, 498, 499
672. Methylguanidine, 499, 500
673. Saprine, 500
674. The Choline Group, 500, 501
675. Neurine, 501
676. Betaine, 501, 502
677. Peptotoxine, 502
678. Pyridine-like Alkaloid from the Cuttle-fish, 502, 503
679. Poisons connected with Tetanus—Tetanine, 503
680. Tetanotoxine, 503, 504
681. Mydatoxine, 504
682. Mytilotoxine, 505
683. Tyrotoxicon, 504, 505
684. Toxines connected with Hog Cholera, 505, 506
685. Other Ptomaines, 506
Division III.—Food Poisoning.
686. The Welbeck—The Oldham—The Bishop Stortford—The Wolverhampton—The Carlisle, and other Mass Poisonings by changed Food—Statistics of Deaths from Unwholesome Food, 506-508
687. German Sausage Poisoning, 509

PART VIII.—THE OXALIC ACID GROUP OF POISONS.
688. Distribution of Oxalic Acid in the Animal and Vegetable Kingdoms, 510
689. Properties and Reactions of Oxalic Acid, 510, 511
690. Oxalate of Lime; its Properties, 511, 512
691. Use of Oxalic Acid in the Arts, 512
692. Properties of Hydropotassic Oxalate (Binoxalate of Potash), 512
693. Statistics of Oxalic Acid Poisoning, 512
694. Fatal Dose of Oxalic Acid, 513