Product Name: Vitamin C Appearance: White to slight yellow fine crystalline powder Loss On Drying: Max 0.1 percent Heavy Metal: Comply with corresponding raw material limitation standard Package: 1kg aluminum foil bag,25kg fiber drum with inner PE bag MOQ: 1kg Support Documents: COA,MSDS,third party inspection report available Storage Condition: Keep sealed,store in cool dry dark place,keep away from moisture,heat and strong light