Caprolactam grade
Specifications: GB535-1995
item | standard | Test result |
Nitrogen(%≥) | 21 | 21.1 |
Sulfur(%≥) | 23.5 | 24 |
moisture(%≤) | 0.5 | 0.2 |
Free acidity(H2SO4)%≤ | 0.03 | 0.02 |
appearance | White/yellowish crystal | White/yellowish crystal |
Formulae | (NH4)2SO4 | |
Molecular weight | 132.14 | |
CAS | 7783-20-2 | |
properties | White/yellowish crystal. Easily soluble in water. Aqueous solution appears acid. Insoluble in alcohol, acetone and ammonia. Easily deliquescent and volatilized in the air. Slight odor of ammonia. | |
uses | Used as materials for producing hydrogen peroxide, ammonia alum and ammonium choride in chemical industry; flux in jointing industry; fireproof agent in textile industry; additive of plating bath in plating industry; nitrogenous in agricultural industry. Food-grade products are used as dough regulators and yeast nutrition. Applicable to common soil and crops, not only used directly , but also used as water soluble fertilizer. | |
storage | As with most solid fertilizers, Ammonium .Sulphate can be stored over a season as long as it is kept in a cool, dry , well ventilated area. |
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Specifications: GB535-1995 item standard Test result Nitrogen(%≥) 20.5 20.9 Sulfur(%≥) 23 23.5 moisture(%≤) 1.5 1 Free acidity(H2SO4)%≤ 0.2 0.03 Formulae (NH4)2SO4 Molecular weight 132.14 CAS 7783-20-2 properties White/off white Granule, easily soluble in ...