Ammonium Sulfate, Solubility : Soluble in Water

We are offering ammonium sulfate specification: item standard steel grade compacted granular appearance: white granular white andor off white andor or yellow andor light yellow andor gray white andor off white brick red some fillers insoluble in water size: 2-5mm 1.00-4.75mm:90% 1.00--4.75mm:90% nitrogen: 20.5% min 20.5% min 20.5% min 17.0% min moisture: 1.5% max 1.0% max 2.0% max 2.0% max free acid: 0.20% max 0.20% max 0.20% max 0.20% max