China Reagent Grade Ammonium Sulphate, Find details about China Ammonium Sulphate, Yeast Use Ammonium Sulphate from Reagent Grade Ammonium Sulphate
Specifications | GB 29206-2012 | FCC VII |
Content( (NH4)2SO4), w/% ≥ | 99.0-100.5 | 99.0-100.5 |
Residue on Ignition (Sulfated Ash), w/% ≤ | 0.25 | 0.25 |
Arsenic (As) ,mg/kg ≤ | 3 | ---- |
Se,mg/kg ≤ | 30 | 30 |
Pb,mg/kg ≤ | 3 | 3 |