Chemical News and Journal of Industrial Science, Tom 144,Wydanie 3747Chemical news office., 1932 |
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Strona 88
... Ammonia Precipitate . This precipi- tate was obtained by neutralising the acid solution with ammonia . It is a black amor- phous powder , which decomposed on dry- ing in the water oven yielding an oil solu- ble in chloroform . It is ...
... Ammonia Precipitate . This precipi- tate was obtained by neutralising the acid solution with ammonia . It is a black amor- phous powder , which decomposed on dry- ing in the water oven yielding an oil solu- ble in chloroform . It is ...
Strona 89
... ammonia , and caustic soda solution , and was par- tially soluble in ether . It contained no sul- phur . After being dissolved in caustic soda the substance rapidly reduced Fehling solu- tion . The filtered acid liquors were a dark ...
... ammonia , and caustic soda solution , and was par- tially soluble in ether . It contained no sul- phur . After being dissolved in caustic soda the substance rapidly reduced Fehling solu- tion . The filtered acid liquors were a dark ...
Strona 90
... ammonia , caustic soda , and alcohol , but after drying or heat- ing in the water oven for a few hours it firstly comes only partially soluble , and finally insoluble in these solvents . The solu- tion in caustic soda readily reduces ...
... ammonia , caustic soda , and alcohol , but after drying or heat- ing in the water oven for a few hours it firstly comes only partially soluble , and finally insoluble in these solvents . The solu- tion in caustic soda readily reduces ...
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acid hydrolysis alcohol Algarite algarose alkaline aluminium ammonia amount analysed animal appearance application aqueous associated become boiling brown Building Bureau of Mines Burrell calcium called carbon caustic soda cent Chemical Chemistry chloroform College colour considerable constitution contained cures differs difficulties dissolved ether evolved extract FEBRUARY give heated Honolulu Oil important Industry insoluble INSTITUTE interest January known later lime liquid London manufacture material matter METALS Method naphthenic acids nature nil nil obtained Office Oil Co patent period placed pounds powder precipitate present probably produced protection pure pyridine quantities recently reduces remaining Report Research residue resulting rickets salts Sampled Science scientific property seaweed shown solid solu soluble solution Street substance sugars suggested sulphuric acid Theory tion top of oil Trade University vitamin volume weight worker yield zone