Chemical News and Journal of Industrial Science, Tom 144,Wydanie 3747Chemical news office., 1932 |
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Strona 88
... appearance of a heavy spindle oil . It was fairly stable towards strong sulphuric acid . It was partially soluble in caustic soda solu- tion showing the presence of the naphthenic acids , and was totally soluble in ethyl ether ...
... appearance of a heavy spindle oil . It was fairly stable towards strong sulphuric acid . It was partially soluble in caustic soda solu- tion showing the presence of the naphthenic acids , and was totally soluble in ethyl ether ...
Strona 89
... appearance , and resembled fucosite after it had swelled in water . An excess of lime was added to another portion in order to neutralise the free acid and to form the calcium soaps of the gelatinous - like material mentioned above ...
... appearance , and resembled fucosite after it had swelled in water . An excess of lime was added to another portion in order to neutralise the free acid and to form the calcium soaps of the gelatinous - like material mentioned above ...
Strona 90
... appearance to the oil and asphaltene frac- tion of McKittrite . It is acidic in charac- ter , dissolving in caustic soda solution and also in ammonia , with considerable darken- ing in colour . On acidification a brown - red precipitate ...
... appearance to the oil and asphaltene frac- tion of McKittrite . It is acidic in charac- ter , dissolving in caustic soda solution and also in ammonia , with considerable darken- ing in colour . On acidification a brown - red precipitate ...
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Kluczowe wyrazy i wyrażenia
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