INDEX. 
331 
Sugar, potato 58 
" cane and beet, employment of oxalate of alumina in man- 
ufacture' 219 
Sulphate of manganium, 57 
quinine, sophistication of . . . . 257 
Tamarinds, . * 73 
Tartar emetic, pyrophorlts from 78 
Tartaric acid on prussian blue, 306 
Teeth, stopping 237 
Test for prussic acid, 238 
Tinctures, alcoholic 21 ; 108 
Tobacco, some new substances from 167 
Transparency of quicksilver, .•»... 75 
Turpentine camphor, 286 
Unguentum iodidi potassii, yellow colour acquired by . . 76 
Valerian root, tincture of 112 
Valerianic acid, 129 
Valerianate of zinc, . . . 243 
Vegetable oils, refinement of 297 
Viburnum opulus, 55 
Volatile acids in viburnum opulus, . . . . . 55 
Water, temperature of used in the preparation of infusions, . 141 
White, hellebore tincture of , 112 
Waters, distilled ......... 209 
Wormwood, tincture of . „ . 106 
Writing on glass, 20 
2inc, chloride of ......... 241 
valerianate ......... 243 
