The Chemistry of Foods: Tea, coffee, cocoa, sugar, etcCommittee of Council on Education, 1881 - Food |
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Page 8
... albumin . When the nitrogen , associated with the cellulose in the form of vegetable albumin , is deducted from the total amount of nitrogen found in the leaf , a quantity remains which cannot be accounted for by any proportion of ...
... albumin . When the nitrogen , associated with the cellulose in the form of vegetable albumin , is deducted from the total amount of nitrogen found in the leaf , a quantity remains which cannot be accounted for by any proportion of ...
Page 20
... Albumin or Vegetable Casein . - Six grams of finely powdered tea are digested with 3 ounces of alcohol of 70 per cent . at a temperature of 140 ° F. ( 60 ° C. ) for fifteen minutes and filtered , the process being repeated three or four ...
... Albumin or Vegetable Casein . - Six grams of finely powdered tea are digested with 3 ounces of alcohol of 70 per cent . at a temperature of 140 ° F. ( 60 ° C. ) for fifteen minutes and filtered , the process being repeated three or four ...
Page 49
... Albumin . - The albumin is determined by making a nitrogen combustion of the dry residue of the coffee berries after they have been exhausted with ether , alcohol , and water . The soluble albumin is found with the dextrin and gummy ...
... Albumin . - The albumin is determined by making a nitrogen combustion of the dry residue of the coffee berries after they have been exhausted with ether , alcohol , and water . The soluble albumin is found with the dextrin and gummy ...
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Common terms and phrases
250 cubic centimetres added adulteration albumin alcohol alkaloid amount analysis appearance bean benzol boiling water caffeic acid Caffeine cane caramel cells cellulose cent centimetres of water chemical chemists chicory cocoa cocoa nibs coffee cold water colouring matter Congou consists constituents contains copper crystals cubic centimetres dextrin dextro-glucose dilute dissolved distilled dried estimation ether evaporated exhausted leaves Fehling's fermentation filtered filtrate flavour glucose grains grams granules green tea husk India infusion insoluble invert-sugar kernel Large crown 8vo laticiferous laticiferous tissue leaf magnesia mangold wurzel mineral matter mixture nitrogen obtained Orange Pekoe oxide Parsnips percentage of ash portion potash powder precipitate prepared present proportion pure cane-sugar raw sugar removed residue roasted rotatory power seeds Silica skin small quantity soluble in water solution Souchong specific gravity starch sulphuretted hydrogen sulphuric acid tannic acid tannin temperature theine theobromine Trinidad weight woody wurzel Young Hyson