Chemical News and Journal of Industrial Science, Tomy 101-102Chemical news office., 1910 |
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Strona 10
... sugar which yielded d - phenylglucosazone was also present in small amount , but no evidence could be obtained of the presence of a glucoside . The emodin monomethyl ether which was isolated was identical with that obtained by Perkin ...
... sugar which yielded d - phenylglucosazone was also present in small amount , but no evidence could be obtained of the presence of a glucoside . The emodin monomethyl ether which was isolated was identical with that obtained by Perkin ...
Strona 12
... sugar Making and its Chemical Control , " by The aim of this work is to aid those starting their career in the beet - sugar manufacture , but who lack systematic training in the technique . Bearing this specially in mind , the author ...
... sugar Making and its Chemical Control , " by The aim of this work is to aid those starting their career in the beet - sugar manufacture , but who lack systematic training in the technique . Bearing this specially in mind , the author ...
Strona 18
boil , add 25 cc . of a o2 per cent invert sugar solution , | boil for two minutes , filter through asbestos , wash the pre- cipitate of Cu2O with water , dissolve in nitric acid , catching the copper solution in a 200 cc . flask , and ...
boil , add 25 cc . of a o2 per cent invert sugar solution , | boil for two minutes , filter through asbestos , wash the pre- cipitate of Cu2O with water , dissolve in nitric acid , catching the copper solution in a 200 cc . flask , and ...
Strona 55
... sugar The calcium saccharate solution is prepared in the fol- are dissolved in 7 litres water , and well shaken for half - an- hour . After the precipitate has thoroughly settled , which lasts from two to three weeks , the solution is ...
... sugar The calcium saccharate solution is prepared in the fol- are dissolved in 7 litres water , and well shaken for half - an- hour . After the precipitate has thoroughly settled , which lasts from two to three weeks , the solution is ...
Strona 65
... sugar , and a very small amount of an amorphous glucosidic substance . The portion of the alcoholic extract which was insoluble in water consisted chiefly of resinous material , but from it there were isolated a considerable quantity of ...
... sugar , and a very small amount of an amorphous glucosidic substance . The portion of the alcoholic extract which was insoluble in water consisted chiefly of resinous material , but from it there were isolated a considerable quantity of ...
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