... 2% maxHS Code31022100Grade Standardagriculture,steel gradePlace of originChina(mainland)ApplicationAgriculture,FertilizerBrand NameYuanchengAppearancewhite powder, ... Usage:Nitrogenous in agricultural industry, the raw material of chemistry industry;Textiles; Pharmaceutical industry , ... in fertilizer,dying, chemical, leather, the raw material of ammonium persulfate,adjuvant, glufosinate ,herbicides,etc. ...