Chemical News and Journal of Industrial Science, Tomy 123-124Chemical news office., 1921 |
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Strona 18
... acid " as applied to soils by " adsorptively unsaturated . " Baumann and Sully , working with peat soils , and Cameron and Harris with mineral soils , denied the existence of acids in soils giving aqueous neutral to litmus paper ...
... acid " as applied to soils by " adsorptively unsaturated . " Baumann and Sully , working with peat soils , and Cameron and Harris with mineral soils , denied the existence of acids in soils giving aqueous neutral to litmus paper ...
Strona 19
... acid dissolves the weak bases from the soil . Others regard the aluminium salts as the cause rather than the result of the acidity of the neutral salt extracts . Rice found that the relations between the H - concentration and titratable ...
... acid dissolves the weak bases from the soil . Others regard the aluminium salts as the cause rather than the result of the acidity of the neutral salt extracts . Rice found that the relations between the H - concentration and titratable ...
Strona 21
... Acid.- This compound has been very briefly mentioned in a German patent ( D. R. P. , 224,953 , 1910 ) , in which the method of preparation consists of the reduction of 3,5 - dinitro - 4 - hydroxy - phenyl - arsinic acid by means of ...
... Acid.- This compound has been very briefly mentioned in a German patent ( D. R. P. , 224,953 , 1910 ) , in which the method of preparation consists of the reduction of 3,5 - dinitro - 4 - hydroxy - phenyl - arsinic acid by means of ...
Strona 22
... acid . The yield is 80 g . The undissolved fraction of the tetrahydro- chloride is washed with ether and also dried in vacuo over sulphuric acid . The yield is 75 g . Both modifications are yellow substances easily soluble in cold water ...
... acid . The yield is 80 g . The undissolved fraction of the tetrahydro- chloride is washed with ether and also dried in vacuo over sulphuric acid . The yield is 75 g . Both modifications are yellow substances easily soluble in cold water ...
Strona 28
... acid esters . June 15 . 16743 - Mau , W. - Manufacture of concentrated hydrogen peroxide solution . June 17 . 16248 - Toniolo , C. - Drying or eliminating water vapours from nitric or nitrous acid vapours from gases derived from ...
... acid esters . June 15 . 16743 - Mau , W. - Manufacture of concentrated hydrogen peroxide solution . June 17 . 16248 - Toniolo , C. - Drying or eliminating water vapours from nitric or nitrous acid vapours from gases derived from ...
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