... ] PH value of 0.1M solution is 5.5, Density is 1.769 g/cm3 (20 °C), hygroscopic, soluble in water insoluble in ... plants. It have more efficiency than urea, ammonium bicarbonate, ammonium chloride, ammonium nitrate. Large granular ammonium sulphate can also serve as raw material for ... heat, avoid insolation, sign with no moisture and no insolation ammonium sulphate 20.6 granular steel grade