Chemical News and Journal of Industrial Science, Tom 145,Wydanie 3779Chemical news office., 1932 |
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Strona 162
... borate , thiosulphate , arsen- ite , and tartrate also precipitate . In an attempt to include these four ions and arsen- ate in the barium - calcium group , it was decided to study the effect of solvents other than water upon the ...
... borate , thiosulphate , arsen- ite , and tartrate also precipitate . In an attempt to include these four ions and arsen- ate in the barium - calcium group , it was decided to study the effect of solvents other than water upon the ...
Strona 164
... Borate . Acidify 10 cc . of the filtrate from ( 2 ) with dilute hydro- chloric acid . Wet a strip of turmeric paper with this solution and dry by placing the strip around the upper portion of a test tube partially filled with water ...
... Borate . Acidify 10 cc . of the filtrate from ( 2 ) with dilute hydro- chloric acid . Wet a strip of turmeric paper with this solution and dry by placing the strip around the upper portion of a test tube partially filled with water ...
Strona 169
... borate and fluoride give insoluble cupric salts . Calcium nitrate is added to precipitate tartrate and fluoride ; borate is precipitated as the lead salt . Sodium carbonate is added to make the solution alkaline ; excess carbonate ions ...
... borate and fluoride give insoluble cupric salts . Calcium nitrate is added to precipitate tartrate and fluoride ; borate is precipitated as the lead salt . Sodium carbonate is added to make the solution alkaline ; excess carbonate ions ...
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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