... price have more advantages. Detailed Product Descriptioncaprolactam grade:1, Ammonium Sulphate 2, Nitrogen Content: 21% MIN3, Moisture: 0.3 % MAX4, ... size: 1.5-4mm8. sulfur: 24%min Physical property white powder, easily soluble in water, aqueous solution appears acid. and Insoluble ... PE liner , or depend on your need storage Ammonium sulphate should be stored in shade and ventilated place where far ...