Chemical News and Journal of Industrial Science, Tom 144,Wydanie 3747Chemical news office., 1932 |
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Strona 88
... Precipitate . This material is described by Haas and proved to consist of the calcium salts of the ethereal sulphonic esters . The ash consists mainly of calcium sulphate . When dry , the material is a light brown amorphous powder ...
... Precipitate . This material is described by Haas and proved to consist of the calcium salts of the ethereal sulphonic esters . The ash consists mainly of calcium sulphate . When dry , the material is a light brown amorphous powder ...
Strona 89
The precipitate was not , however , a purely carbonaceous mass , as it was partially soluble in pyridine ; 5.01 gms . giving 1.17 gms . of soluble material , equal to a 23.4 per cent . yield . This pyridine soluble fraction dissolved in ...
The precipitate was not , however , a purely carbonaceous mass , as it was partially soluble in pyridine ; 5.01 gms . giving 1.17 gms . of soluble material , equal to a 23.4 per cent . yield . This pyridine soluble fraction dissolved in ...
Strona 91
... precipitate Organic Weight of Organic matter Ash precipitate matter Ash ... 0.3518 0.2530 0.0988 0.1352 0.1240 0.0112 nil 0.4584 0.2092 0.2492 nil nil nil nil nil nil nil nil When the acids were placed in the air- oven at 110 ° C. for ...
... precipitate Organic Weight of Organic matter Ash precipitate matter Ash ... 0.3518 0.2530 0.0988 0.1352 0.1240 0.0112 nil 0.4584 0.2092 0.2492 nil nil nil nil nil nil nil nil When the acids were placed in the air- oven at 110 ° C. for ...
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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