Chemical News and Journal of Industrial Science, Tom 145,Wydanie 3779Chemical news office., 1932 |
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Strona 161
... ANALYSIS OF THE ANIONS By FRANK J. WELCHER and H. T. BRISCOE * Duschak and Sneed ( 1 ) have recently published the results of their investigations by which they have determined a satisfac- tory scheme for the systematic analysis of the ...
... ANALYSIS OF THE ANIONS By FRANK J. WELCHER and H. T. BRISCOE * Duschak and Sneed ( 1 ) have recently published the results of their investigations by which they have determined a satisfac- tory scheme for the systematic analysis of the ...
Strona 163
... ANALYSIS OF GROUP ONE OF THE ANIONS . 1. Precipitation of the Group . Set aside one - fourth of the unknown solution for the detection of fluoride , sulphite , tartrate , and the anions of the soluble group . To the remaining three ...
... ANALYSIS OF GROUP ONE OF THE ANIONS . 1. Precipitation of the Group . Set aside one - fourth of the unknown solution for the detection of fluoride , sulphite , tartrate , and the anions of the soluble group . To the remaining three ...
Strona 167
... Analysis of Group Two of the Anions . 1. Separation of Ferricyanide . To the filtrate from Group One , add 10 cc . of a solution containing 5 cc . of dilute nitric acid and 5 cc . of a solution of zinc nitrate ( 100 grams of zinc ...
... Analysis of Group Two of the Anions . 1. Separation of Ferricyanide . To the filtrate from Group One , add 10 cc . of a solution containing 5 cc . of dilute nitric acid and 5 cc . of a solution of zinc nitrate ( 100 grams of zinc ...
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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