British Abstracts: Pure chemistry and physiology. ser. A1929 |
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... colour stronger and more stable than the corresponding colour with aniline . The colour with xylidine has the added advantage of being specific for furfuraldehyde , and enables accurate determin- ations of the latter to be made in ...
... colour stronger and more stable than the corresponding colour with aniline . The colour with xylidine has the added advantage of being specific for furfuraldehyde , and enables accurate determin- ations of the latter to be made in ...
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... colour reactions . I. Colour reactions of the carbo- hydrates and their use in the microchemical determination of different sugars in dilute solu- tion . Z. DISCHE ( Mikrochem . , 1929 , 7 , 33-68 ) .— The solution ( 1 vol . ) is mixed ...
... colour reactions . I. Colour reactions of the carbo- hydrates and their use in the microchemical determination of different sugars in dilute solu- tion . Z. DISCHE ( Mikrochem . , 1929 , 7 , 33-68 ) .— The solution ( 1 vol . ) is mixed ...
Trang 585
... colour is developed and is accompanied by evolution of carbon dioxide , the liberated hydrogen being used to reduce the arsazine to a coloured derivative . Similar production of the coloured com- pound is effected by use of spongy ...
... colour is developed and is accompanied by evolution of carbon dioxide , the liberated hydrogen being used to reduce the arsazine to a coloured derivative . Similar production of the coloured com- pound is effected by use of spongy ...
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A. A. ELDRIDGE absorption acetic acid acetic anhydride acetone acetyl action activity alkali aluminium Amer ammonia ammonium amount anhydride aqueous solution atoms bands barium benzene Biochem Biol bromide C. R. HARINGTON calcium carbon dioxide catalyst Chem CHEMICAL ABSTRACTS Chim chloroform coefficient colloidal colour compound Compt concentration constant containing converted copper corresponding crystals curves decomp decomposition decrease derivative determined dextrose dilute effect electrolytes electrons ester ether formation formed gives heated hydrate hydrochloric acid hydrogen chloride hydrolysis increase iodide iodine ionisation ions ketone liquid magnesium measured mercury metal method methyl alcohol mixture molecular molecules N. M. BLIGH nitrate nitrogen obtained oxide oxidised oxygen peroxide phenyl phosphate Physik potassium hydroxide precipitated prepared presence pressure Proc protein pyridine reaction reduced rend S. K. TWEEDY salts silver sodium hydroxide sols soluble spectra spectrum substance sulphate sulphide sulphuric acid temperature vapour velocity wave-length whilst X-ray yields Zentr zinc