Potassium benzoate Food Grade Appearance: White powder or granular Purity 99%min Moisture 1.5%max Water solution Clear Heavy metal(Pb) 0.001%max As 0.00002%max Colour of solution Y6 Total Chloride 0.03%max Acidity & Alkalinity 0.2%max Packing in 25kg Fibre bag then 18MT/FCL