British Abstracts: Pure chemistry and physiology. ser. A1926 |
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... treated is introduced into the bottom of the centrifuge tube and centrifuged rapidly for 1-2 min . , the clear liquid being then pipetted off into the precipitation tube ; each of the washing liquids is treated similarly , the ...
... treated is introduced into the bottom of the centrifuge tube and centrifuged rapidly for 1-2 min . , the clear liquid being then pipetted off into the precipitation tube ; each of the washing liquids is treated similarly , the ...
Trang 39
... treated with acetone never exceeds 22 % ( calculated on SiO2 ) and generally lies between the values required for HSiO and HSiO . Dialysis experiments establish the existence of at least two forms of a - silicic acid , one of which ...
... treated with acetone never exceeds 22 % ( calculated on SiO2 ) and generally lies between the values required for HSiO and HSiO . Dialysis experiments establish the existence of at least two forms of a - silicic acid , one of which ...
Trang 39
... treated is introduced into the bottom of the centrifuge tube and centrifuged rapidly for 1-2 min . , the clear liquid being then pipetted off into the precipitation tube ; each of the washing liquids is treated similarly , the ...
... treated is introduced into the bottom of the centrifuge tube and centrifuged rapidly for 1-2 min . , the clear liquid being then pipetted off into the precipitation tube ; each of the washing liquids is treated similarly , the ...
Trang 45
... treated with bromine yields aß - dibromo - n- pentan - y - ol , which with sodium formate gives the aß - diformate ; this when heated and subsequently treated with potassium hydroxide yields As - penten- a - ol , the yield of the last ...
... treated with bromine yields aß - dibromo - n- pentan - y - ol , which with sodium formate gives the aß - diformate ; this when heated and subsequently treated with potassium hydroxide yields As - penten- a - ol , the yield of the last ...
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... treated with acetone in presence of potassium hydroxide , it is converted into the compound ( Me CO : CH2 ) , Hg , 2HgO , the formation of which was used to investigate the enolisation of acetone to isoacetone in presence of alkali ( cf ...
... treated with acetone in presence of potassium hydroxide , it is converted into the compound ( Me CO : CH2 ) , Hg , 2HgO , the formation of which was used to investigate the enolisation of acetone to isoacetone in presence of alkali ( cf ...
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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