Outlines of Proximate Organic Analysis: For the Identification, Separation, and Quantitative Determination of the More Commonly Occurring Organic Compounds |
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Page 16
... cent . alcohol is poured upon a glass plate or beaker - bottom to the depth of about 0.6 centimeter ( one - fourth inch ) . Crystals of the acid under examination are placed , in regular order , three to five cen- timeters ( one to two ...
... cent . alcohol is poured upon a glass plate or beaker - bottom to the depth of about 0.6 centimeter ( one - fourth inch ) . Crystals of the acid under examination are placed , in regular order , three to five cen- timeters ( one to two ...
Page 17
... cent . of acid . g . In absence of acids forming insoluble lead salts , tartaric acid may be precipitated by acetate of lead solution , washed with . dilute alcohol , dried on the water bath and weighed as normal lead tartrate . Pыс ̧ ...
... cent . of acid . g . In absence of acids forming insoluble lead salts , tartaric acid may be precipitated by acetate of lead solution , washed with . dilute alcohol , dried on the water bath and weighed as normal lead tartrate . Pыс ̧ ...
Page 18
... ( The odor is dis- tinctly unlike that of heated Tartaric acid . ) - Citric acid is soluble in less than its weight of water , in 1.5 parts of 90 per cent . alcohol , insoluble in absolute ether , but 18 SOLID NON - VOLATILE ACIDS .
... ( The odor is dis- tinctly unlike that of heated Tartaric acid . ) - Citric acid is soluble in less than its weight of water , in 1.5 parts of 90 per cent . alcohol , insoluble in absolute ether , but 18 SOLID NON - VOLATILE ACIDS .
Page 19
... cent . alcohol , insoluble in absolute ether , but soluble to a slight extent in ether containing alcohol or water ; also slightly soluble in chloroform containing alcohol . b . The alkaline citrates are freely soluble in water ; iron ...
... cent . alcohol , insoluble in absolute ether , but soluble to a slight extent in ether containing alcohol or water ; also slightly soluble in chloroform containing alcohol . b . The alkaline citrates are freely soluble in water ; iron ...
Page 20
... cent . of crystallized acid . * 8 7 g . The precipitation of alkaline citrates by barium acetate is made complete in solution of alcohol of sp . gr . 0.908 - as follows : † The citric acid is obtained as alkaline citrate ; if free , by ...
... cent . of crystallized acid . * 8 7 g . The precipitation of alkaline citrates by barium acetate is made complete in solution of alcohol of sp . gr . 0.908 - as follows : † The citric acid is obtained as alkaline citrate ; if free , by ...
Common terms and phrases
absolute alcohol acetate of lead acetic acid acidulated alcoholic solution alkalies alkaloids ammonia ammonium amylic alcohol anhydrous anilin aqueous alkalies barium benzole bisulphide of carbon blue boiling brown Butyric calcium cent chloral hydrate chloride chloroform color colorless concentrated sulphuric acid crystals decomposed Dextrin digestion dissolves distillation distinction ether fat acids ferric filter filtrate formed formic acid freely soluble gallic acid Gelatin glucose glycerin grams grav heat hydrochloric acid insoluble iodine lactose liquid melting mercuric methylic alcohol mixture naphtha Narceina neutral nitric acid odor ordinary temperatures oxalic oxide permanganate petroleum naphtha potassio cupric potassium precipitate prisms residue resin separated slight slightly soluble slowly solid solu soluble soluble in alcohol soluble in cold soluble in ether soluble in water Spar'g sparingly soluble spec starch Strychnia Sucrose sulphate sulphuric acid tannic acid tartrate taste tion turbid valerate vapor Veratria violet volatile oils washed water solution yellow yellowish
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