Specifications: content : 99% min moisture: 0.5% max Melting point: 126-131℃ packing:25kg carton barrel or box. usage:Bactericide, it is widely used in industrial circulating water, algae-killing, paper pulp, paint, plastic, timber-cooling circulating water and other industries . In addition, it can be used to prevent daily-used cosmetic products from moldly and corrosion.