Chemical News and Journal of Industrial Science, Tom 144,Wydanie 3764Chemical news office., 1932 |
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Strona 352
... acid solutions as required : any basicity , also in powder and in solid forms . ZINC AMMONIUM CHLORIDE , iron free powder . GRAPHITES : Natural and Artificial , all grades , finely powdered . GAS SOOTS : Airfloated , grease free and of ...
... acid solutions as required : any basicity , also in powder and in solid forms . ZINC AMMONIUM CHLORIDE , iron free powder . GRAPHITES : Natural and Artificial , all grades , finely powdered . GAS SOOTS : Airfloated , grease free and of ...
Strona 368
... acid . - 4- Amino - 3 - oxymethylbenzene - arsinic acid is pre- pared by nitrating 1 - acetylamino - 3 - acetoxymethyl- benzene at a temperature below 50 C. , saponifying with hydrochloric acid to eliminate the acetyl groups ...
... acid . - 4- Amino - 3 - oxymethylbenzene - arsinic acid is pre- pared by nitrating 1 - acetylamino - 3 - acetoxymethyl- benzene at a temperature below 50 C. , saponifying with hydrochloric acid to eliminate the acetyl groups ...
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