Outlines of Proximate Organic Analysis: For the Identification, Separation, and Quantitative Determination of the More Commonly Occurring Organic Compounds |
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Page 14
... cold water and of potassium tartrate in aqueous alcohol ( c ) ; from sub- stances not precipitable by oxide of lead by the method given under Acetic acid at g ( 40 ) .— Determined by acidimetry ( ƒ ) ; gravimetrically as lead , calcium ...
... cold water and of potassium tartrate in aqueous alcohol ( c ) ; from sub- stances not precipitable by oxide of lead by the method given under Acetic acid at g ( 40 ) .— Determined by acidimetry ( ƒ ) ; gravimetrically as lead , calcium ...
Page 15
... cold concentrated sulphuric acid , colorless , the solution turning black when warmed . c . The normal tartrates of potassium , sodium , and ammo- nium , and the acid tartrate of sodium , are freely soluble in water ; the acid tartrates ...
... cold concentrated sulphuric acid , colorless , the solution turning black when warmed . c . The normal tartrates of potassium , sodium , and ammo- nium , and the acid tartrate of sodium , are freely soluble in water ; the acid tartrates ...
Page 18
... cold water or 48 parts of alcohol of sp . gr . .809 ; slightly efflorescent on the surface ; losing the water of crystallization at 100 ° . By its solution ( uncom- bined ) being able to form after a short time a slight precipitate in ...
... cold water or 48 parts of alcohol of sp . gr . .809 ; slightly efflorescent on the surface ; losing the water of crystallization at 100 ° . By its solution ( uncom- bined ) being able to form after a short time a slight precipitate in ...
Page 19
... 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 ( distinction ...
... 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 ( distinction ...
Page 20
... cold , readily when boiled , without precipitation of brown binoxide of manganese till after a long time ( distinction from Tartrate ) . 29 d . Citric acid is separated from " extractive matters and from acids which form soluble barium ...
... cold , readily when boiled , without precipitation of brown binoxide of manganese till after a long time ( distinction from Tartrate ) . 29 d . Citric acid is separated from " extractive matters and from acids which form soluble barium ...
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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