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
... less degree ) , and continues for hours and days slowly to disintegrate without dissolving and with gradual projection of spicate crystals , fibrous and opaque , also trimetric prisms . ( See , also , Citric . acid , e . ) Solution of ...
... less degree ) , and continues for hours and days slowly to disintegrate without dissolving and with gradual projection of spicate crystals , fibrous and opaque , also trimetric prisms . ( See , also , Citric . acid , e . ) Solution of ...
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
... less soluble in cold alcohol . - Solution of lime , added to solution of citric acid or citrates , causes no precipitate in the cold ( distinction from Tartaric , Racemic , Oxalic acids ) ; but on boiling a slight precipitate is formed ...
... less soluble in cold alcohol . - Solution of lime , added to solution of citric acid or citrates , causes no precipitate in the cold ( distinction from Tartaric , Racemic , Oxalic acids ) ; but on boiling a slight precipitate is formed ...
Page 24
... less soluble in alcohol than in water ) .— Acetic , Formic , and Benzoic acids are left in solution and malic acid precipitated by addition of one or two volumes of alcohol , with chloride of calcium . In separation from Tannic acid ...
... less soluble in alcohol than in water ) .— Acetic , Formic , and Benzoic acids are left in solution and malic acid precipitated by addition of one or two volumes of alcohol , with chloride of calcium . In separation from Tannic acid ...
Page 25
... less soluble , yellow dimetallic salt , CaH C , HO ,. H2O , is formed . Both preci- pitates are soluble in about 20 parts of water acidulated with hydrochloric acid . · c . At 120 ° C. ( 248 ° F. ) dry meconic acid is resolved into ...
... less soluble , yellow dimetallic salt , CaH C , HO ,. H2O , is formed . Both preci- pitates are soluble in about 20 parts of water acidulated with hydrochloric acid . · c . At 120 ° C. ( 248 ° F. ) dry meconic acid is resolved into ...
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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