We are the largest Calcium Hypochlorite manufacturer in North China, with annual production of 10,000 tonnes. Our products have been well aceepted by customers not only in China, but also in Southeast Asia, EU, US and Africa specification: Calcium hypochlorite chemical formula: Ca(CIO)2 Molecular weight:143 HS code:28281000 Calcium process(UNNO1748) Active chlorine:65% Moisture:3%max Granular Size: 8-100 meshes 0.055mm-2mm Calcium chlorite:9% Sodium process(UNNO2880) Active chlorine:65%-70%min Moisture:5.5-10% max Granular size:14-50 meshes NaCL:14.5% Appearance: white or light-grey granule, powder or mixed or tablet