Chemical News and Journal of Industrial Science, Tom 144,Wydanie 3747Chemical news office., 1932 |
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Strona 87
... carbon disulphide and chloroform . Algarite , as formed during hydrolysis at 100 ° C. , is partially soluble in pyridine ( 24.8 per cent . ) ( c.f. algarose ) and this soluble portion has all the charac- teristics of a bitumen ...
... carbon disulphide and chloroform . Algarite , as formed during hydrolysis at 100 ° C. , is partially soluble in pyridine ( 24.8 per cent . ) ( c.f. algarose ) and this soluble portion has all the charac- teristics of a bitumen ...
Strona 88
... carbon disulphide , algarite must be classified as a kerole and , on account of the low sulphur content , the classification can be carried one step further -it is an oxykerole . The Ethyl Alcohol Precipitate . This material is ...
... carbon disulphide , algarite must be classified as a kerole and , on account of the low sulphur content , the classification can be carried one step further -it is an oxykerole . The Ethyl Alcohol Precipitate . This material is ...
Strona 90
... carbon remains . As algarose is soluble in alkalis , from which solutions it is reprecipitated by acids , its nature is acidic . It has not yet been ascertained whether this acidity is due to the presence of a carboxylic group , or ...
... carbon remains . As algarose is soluble in alkalis , from which solutions it is reprecipitated by acids , its nature is acidic . It has not yet been ascertained whether this acidity is due to the presence of a carboxylic group , or ...
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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