Chemical News and Journal of Industrial Science, Tomy 129-130Chemical news office., 1924 |
Z wnętrza książki
Wyniki 1 - 5 z 100
Strona 4
... solutions of the acids in those anhy- drous organic solvents in which their salts were found to be insoluble . When it was found that an acid and its ammonium sait were both soluble in a certain solvent , the solution of the ammonium ...
... solutions of the acids in those anhy- drous organic solvents in which their salts were found to be insoluble . When it was found that an acid and its ammonium sait were both soluble in a certain solvent , the solution of the ammonium ...
Strona 27
... solution referred to above . Determinations made with sodium salts of d - tartaric and racemic acids show that racemic compounds do not exist in solu- tion under the given conditions , although the latter would appear to be favourable ...
... solution referred to above . Determinations made with sodium salts of d - tartaric and racemic acids show that racemic compounds do not exist in solu- tion under the given conditions , although the latter would appear to be favourable ...
Strona 28
... solution . 0.25 gram of the charcoal and 25 cc . of the hydrogen peroxide solution were used for each experi- ment ; the temperature of experiment was 18 ° C. It was shown that the catalytic activity of purified animal charcoal is ...
... solution . 0.25 gram of the charcoal and 25 cc . of the hydrogen peroxide solution were used for each experi- ment ; the temperature of experiment was 18 ° C. It was shown that the catalytic activity of purified animal charcoal is ...
Strona 35
... solution . ( b ) Potassium dichromate may also be reduced by Na , S , O ,, with similar results . ( c ) Chromium dioxide is produced when K , CrO is treated with a conc . solution of Cr , ( SO ) , or CrCl2 : = 3K2SO + 5K2CrO 、 + Cr2 ...
... solution . ( b ) Potassium dichromate may also be reduced by Na , S , O ,, with similar results . ( c ) Chromium dioxide is produced when K , CrO is treated with a conc . solution of Cr , ( SO ) , or CrCl2 : = 3K2SO + 5K2CrO 、 + Cr2 ...
Strona 37
... SOLUTION . BY R. F. HUNTER , A.R.C.Sc. , M.S.CHIM . , F.C.S. This paper is essentially the continuation of the work in Parts VIII . and IX . of this series of papers , and deals with the azo dyes of dehydrothiotoluidine sulphonic acid ...
... SOLUTION . BY R. F. HUNTER , A.R.C.Sc. , M.S.CHIM . , F.C.S. This paper is essentially the continuation of the work in Parts VIII . and IX . of this series of papers , and deals with the azo dyes of dehydrothiotoluidine sulphonic acid ...
Inne wydania - Wyświetl wszystko
Kluczowe wyrazy i wyrażenia
acid action added addition Agents alcohol amount apparatus appears application atom British bromine carbon cent Chemical Chemistry chloride colour Communicated complete compound considerable containing described determined direct effect electric elements ENGINEERS experiments fact formation further give given glucose heat HOUSE important increase industry Institute interest iron known Laboratory light lines London manufacture material matter means measured meeting ment metal method Mines mixture nature Notes NOTICES observed obtained Office oxide Patents physical plant possible post free precipitate prepared present Prof properties Published pure quantity reference regard Research ring Royal salt scientific separation shown Society sodium solution SQUARE substance sulphur Table temperature tion Trade various volume yield