Chemical News and Journal of Industrial Science, Tom 145,Wydanie 3779Chemical news office., 1932 |
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Strona 163
... alkaline with ammonium hydroxide , heavy precipitates were obtained in solutions containing fluor- ide , arsenate , arsenite , phosphate , carbonate , and tartrate ; this precipitate was not calcium hydroxide . It was decided , there ...
... alkaline with ammonium hydroxide , heavy precipitates were obtained in solutions containing fluor- ide , arsenate , arsenite , phosphate , carbonate , and tartrate ; this precipitate was not calcium hydroxide . It was decided , there ...
Strona 169
... alkaline earth sul- phites and thiosulphates showed the follow- ing facts : Cation Calcium ( Solubility expressed as parts of water required to dissolve one part of salt ) Sulphite Strontium Barium 800 30,000 46,000 Thiosulphate 2 3.7 ...
... alkaline earth sul- phites and thiosulphates showed the follow- ing facts : Cation Calcium ( Solubility expressed as parts of water required to dissolve one part of salt ) Sulphite Strontium Barium 800 30,000 46,000 Thiosulphate 2 3.7 ...
Strona 170
... alkaline after the addition of 15 cc . of ammonium hydroxide , add more , 1 cc . at a time until the solution is alkaline . Yellow ammonium picrate is formed if nitrate is present . Phenoldisulphonic acid is prepared by heating 370 ...
... alkaline after the addition of 15 cc . of ammonium hydroxide , add more , 1 cc . at a time until the solution is alkaline . Yellow ammonium picrate is formed if nitrate is present . Phenoldisulphonic acid is prepared by heating 370 ...
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acetic acid acetone add 10 cc added addition alkaline alloys ammonium hydroxide analysis anions annealing arsenate arsenite barium and calcium barium nitrate boiling borate calcium nitrates carbonate Chem Chemical chloride chromate colour complete consisting containing Cool crystals cyanide Detection determine dilute discard dissolve distortion drops effect excess fatigue ferric ferrocyanide Filter filtrate flask fluoride followed formate forms give grams heat Heavy hydrogen hydroxide increase indicates insoluble Institution ions lead Lecture London material Mechanical metals methods minutes mixture moulds nickel obtained oxalate Patent phosphate plant portion potassium precipitate precipitate forms precipitation is complete present produced published reduction removed salts saturated Save Sensitivity Separation September shown silver Slight sodium soluble solution solution containing step studied Sub-Group sufficiently sulphide sulphuric acid tartrate temperature test tube thiocyanate thiosulphate tion various volume Wash the residue white precipitate wire Yellow