British Abstracts: Pure chemistry and physiology. ser. A1926 |
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... Coloured photographs of line spectra . C. SCHAEFER and C. BORMUTH ( Physikal . Z. , 1925 , 26 , 697-698 ) . The spectra of neon , helium , and hydrogen can be successfully photographed on " Agfa " colour plates by suitable adjustment of ...
... Coloured photographs of line spectra . C. SCHAEFER and C. BORMUTH ( Physikal . Z. , 1925 , 26 , 697-698 ) . The spectra of neon , helium , and hydrogen can be successfully photographed on " Agfa " colour plates by suitable adjustment of ...
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... colour . Multiple liquefaction does not effect purification , since the blue colour gradually increases in intensity . Liquid nitric oxide is probably colourless and the blue tint is due to nitrous anhydride . R. A. MORTON . Assemblies ...
... colour . Multiple liquefaction does not effect purification , since the blue colour gradually increases in intensity . Liquid nitric oxide is probably colourless and the blue tint is due to nitrous anhydride . R. A. MORTON . Assemblies ...
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... colour of starch - iodine complexes is to a large extent inde- pendent of the average particle size of the colloid and is not influenced by pairing with phosphoric acid , or substances containing it , or with silicic acid , or by ...
... colour of starch - iodine complexes is to a large extent inde- pendent of the average particle size of the colloid and is not influenced by pairing with phosphoric acid , or substances containing it , or with silicic acid , or by ...
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... colour . Addition of a small amount of ferric chloride causes charge reversal and the positive sol is distinctly red . Analysis shows the presence of ferric iron in the coagulum . The colour of hydrated manganese dioxide ( prepared from ...
... colour . Addition of a small amount of ferric chloride causes charge reversal and the positive sol is distinctly red . Analysis shows the presence of ferric iron in the coagulum . The colour of hydrated manganese dioxide ( prepared from ...
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... colour at pH 5.34 , which beyond på 7.6 passes through orange to full reddish- brown at Р 12.05 . This final colour is affected only by the addition of very strong alkali ; PK - 3-25 , PK , 10.35 . 2 - Nitroresorcinol shows a pure yellow ...
... colour at pH 5.34 , which beyond på 7.6 passes through orange to full reddish- brown at Р 12.05 . This final colour is affected only by the addition of very strong alkali ; PK - 3-25 , PK , 10.35 . 2 - Nitroresorcinol shows a pure yellow ...
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A. A. ELDRIDGE absorption acetic acid acetic anhydride acetone action activity adsorption alcohol alkali aluminium aluminium chloride Amer ammonia ammonium anhydride aqueous solution atoms barium benzene benzyl Biochem boiling bromide calcium carbon dioxide catalyst Chem chemical chim chloric acid colloidal colour compounds concentration condensation containing converted copper corresponding crystallisation crystals curve decomp decomposition derivatives determined dextrose dilute dissociation effect electrolytes electrons ester ether ethyl ethyl alcohol F. G. WILLSON formation formed gives heated hydrate hydrazine hydrochloric acid hydrogen chloride hydrolysis increase iodide iodine ionisation ions ketone liquid magnesium mercury metals method mixture molecular molecules nickel nitrate nitric acid nitrogen obtained oxalate oxide oxidised oxygen P. W. CLUTTERBUCK phenyl Physik platinum potassium potassium hydroxide precipitate prepared presence pressure protein pyridine reaction reduced salt semicarbazone silver sodium hydroxide sols solubility spectra substances sulphate sulphide sulphuric acid temperature vapour whilst yields zinc