British Abstracts: Pure chemistry and physiology. ser. A1926 |
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... iron and a series of iron - carbon alloys containing up to 1.5 % of carbon and total elements other than carbon and iron 0.008 % have been measured . The magnetic properties were measured using the material as bars with open poles and ...
... iron and a series of iron - carbon alloys containing up to 1.5 % of carbon and total elements other than carbon and iron 0.008 % have been measured . The magnetic properties were measured using the material as bars with open poles and ...
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... iron salts if sodium phosphate or fluoride is added . The separation of the copper by electro- deposition on the microanalytical scale is also de- scribed , the metal being then dissolved in nitric acid , the solution evaporated to ...
... iron salts if sodium phosphate or fluoride is added . The separation of the copper by electro- deposition on the microanalytical scale is also de- scribed , the metal being then dissolved in nitric acid , the solution evaporated to ...
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... iron catalyst giving a quantitative yield of the secondary alcohol , whilst the preparation of a pure platinum catalyst to which known amounts of iron , aluminium , and silica were pure platinum causes incomplete reduction to the ...
... iron catalyst giving a quantitative yield of the secondary alcohol , whilst the preparation of a pure platinum catalyst to which known amounts of iron , aluminium , and silica were pure platinum causes incomplete reduction to the ...
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... iron catalyst , yields 8-3 : 4 - dimethoxy- phenylbutan - p - ol , b . p . 125 ° / 0-2 mm . , n 1-5316 , dis 1-095 ( acetate , b . p . 132 ° / 0.3 mm . , ns 1.509 , dis 1.086 ) . Reduction of piperonal ketone ( cf. Vavon and Faillebin ...
... iron catalyst , yields 8-3 : 4 - dimethoxy- phenylbutan - p - ol , b . p . 125 ° / 0-2 mm . , n 1-5316 , dis 1-095 ( acetate , b . p . 132 ° / 0.3 mm . , ns 1.509 , dis 1.086 ) . Reduction of piperonal ketone ( cf. Vavon and Faillebin ...
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... iron . Con- siderable proportions of iron were in this way found to have been liberated from iron salts of pyrocatechol , pyrogallol , and gallic acid . Derivatives of digallic acid , however , such as Chinese tannin , yield , by the ...
... iron . Con- siderable proportions of iron were in this way found to have been liberated from iron salts of pyrocatechol , pyrogallol , and gallic acid . Derivatives of digallic acid , however , such as Chinese tannin , yield , by the ...
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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