Select Methods in Chemical Analysis: (chiefly Inorganic) |
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Page 8
... drops of hydrochloric acid 1 part of bismuth sub- nitrate - say half a gramme - and on the other hand about 2 parts ( 1 gramme to 14 ) of crystallised sodium thiosulphate in a few c.c. of water . The second solution is then poured into ...
... drops of hydrochloric acid 1 part of bismuth sub- nitrate - say half a gramme - and on the other hand about 2 parts ( 1 gramme to 14 ) of crystallised sodium thiosulphate in a few c.c. of water . The second solution is then poured into ...
Page 19
... drop by drop , by means of a burette divided into tenths of a c.c. , the ammoniacal silver solution , and a black precipitate of silver sulphide takes place . When nearly all the sulphur is precipi- tated , filter , and into the ...
... drop by drop , by means of a burette divided into tenths of a c.c. , the ammoniacal silver solution , and a black precipitate of silver sulphide takes place . When nearly all the sulphur is precipi- tated , filter , and into the ...
Page 32
... drops of caustic ammonia to precipitate a little lime that is redissolved by the action of the sal - ammoniac on the ... drop of a solution of am- monium carbonate to make sure that no lime is present . Evaporate over a water - bath in a ...
... drops of caustic ammonia to precipitate a little lime that is redissolved by the action of the sal - ammoniac on the ... drop of a solution of am- monium carbonate to make sure that no lime is present . Evaporate over a water - bath in a ...
Page 37
... drops of a solution of ammonium carbonate to the hot solution to be sure that all the calcium is precipitated ; should this be the case , filter ; the filtrate will contain the chlorides of the alkalies and ammonium chloride ; it is ...
... drops of a solution of ammonium carbonate to the hot solution to be sure that all the calcium is precipitated ; should this be the case , filter ; the filtrate will contain the chlorides of the alkalies and ammonium chloride ; it is ...
Page 42
... drops either of ferric perchloride or of alumi- nium chloride in solution , and then a few drops of a solution of sodium carbonate , so as to precipitate iron sesquioxide or alumina . The pre- cipitate completely decolourises the water ...
... drops either of ferric perchloride or of alumi- nium chloride in solution , and then a few drops of a solution of sodium carbonate , so as to precipitate iron sesquioxide or alumina . The pre- cipitate completely decolourises the water ...
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Common terms and phrases
acetic acid added alcohol alkaline aluminium ammonia ammonium sulphide amount analysis antimony arsenic assay barium barium chloride beaker bismuth boiling bromine calcium carbonic acid caustic cent chromic acid citron band cobalt colour containing cool copper Crown 8vo crucible cyanide decantation decomposed didymium dilute dissolved distilled dried drops estimation evaporated to dryness excess ferrocyanide filter filtrate flask fused gallium glass grains grammes heat hydrate hydrochloric acid hydrogen ignited insoluble iodide iodine iridium iron lead liquid litre magnesium manganese mercury metals method mineral mixed mixture nickel nitrate nitric acid obtained operation oxalate oxide oxidised permanganate phosphate phosphoric acid platinum porcelain portion potash potassium chlorate powder precipitate present pure reaction redissolved residue ruthenium salt separated sesquioxide silica silver small quantity sodium carbonate soluble solution of potassium sulphate sulphuretted hydrogen sulphuric acid temperature thallium thiosulphate tion titanic acid traces treated tube uranium vols washed water-bath weighed whilst zinc