British Abstracts: Pure chemistry and physiology. ser. A1943 |
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... determined as BaSO , and the CO , " by the increase in wt . of the soda - lime tubes . D. P. Determination of impurities in air and the importance of chemical analysis in meteorology and climatology . E. Quitmann ( Angew . Chem . , 1940 ...
... determined as BaSO , and the CO , " by the increase in wt . of the soda - lime tubes . D. P. Determination of impurities in air and the importance of chemical analysis in meteorology and climatology . E. Quitmann ( Angew . Chem . , 1940 ...
Trang 285
... determination of Alis 0.5 % . In Mn minerals TiO , and P2O , are pptd . with Al , O , and are determined by other methods , giving Al by difference . F. R. G. Determination of aluminium oxide in copper - aluminium alloys by wet ...
... determination of Alis 0.5 % . In Mn minerals TiO , and P2O , are pptd . with Al , O , and are determined by other methods , giving Al by difference . F. R. G. Determination of aluminium oxide in copper - aluminium alloys by wet ...
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... Determination of methoxyl and ethoxyl groups . L. M. Cooke and H. Hibbert ( Ind . Eng . Chem . [ Anal . ] 1943 , 15 , 24-25 ) .— Total alkoxyl is determined by Vieböck's method . OMe is determined in the Vieböck apparatus by absorbing ...
... Determination of methoxyl and ethoxyl groups . L. M. Cooke and H. Hibbert ( Ind . Eng . Chem . [ Anal . ] 1943 , 15 , 24-25 ) .— Total alkoxyl is determined by Vieböck's method . OMe is determined in the Vieböck apparatus by absorbing ...
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absorption absorption spectra Acad acetate acid AcOH activity adsorption alkali Amer Anal analysis ation atoms boiling calc catalyst cellulose CHCI Chem chemical chloride CHPh CO₂ CO₂H coeff colour compounds Compt conc concn const containing converted corr cryst crystals curves decomp decreases derivatives described determined diazotised dioxan discussed effect electrolytes electron energy equilibrium ester ether EtOH formation formed Geol gives H₂ H₂O H₂SO heat hydrochloride hydrogen hydrolysed increases ionisation ions isomerised ketone lattice liquid measurements MeOH metal method methyl minerals mixtures NaOH obtained oxidation oxidised oxime particles phenols PhOH Physical Rev picrate polarisation polymerisation pptd pptn prep presence pressure reaction reagent reduced rend room temp salts semicarbazone solubility solution solvent spectra spectrum structure substances surface theory thermal titration vals vapour X-ray yield