We, unitechem co., ltd special supply calcium hypochlorite etc. Pool chemiclas. If you are interested in any of them, please feel free contact us soon. All your questions will be replied within one working day. Calcium hypochlorite Specification: Appearance : white or gray White granular Sodium process Standard : q/jhaj01014-2001, equivalent to japanese industrial standard jisk1425-59(90) Cl2 (%) :70.0%min (excellence) 67.0%min (first class)65.0%min (passed) Granularity 14~50mesh(%) 90%min ( excellence)87%min (first class)87%min ( passed) Water (%):5.5~10 Calcium process Available cl2: 65%min; Moisture:3%max; Loss of available cl2: 8%max; Size:0.055mm- 2mm(diameter), 6-60mesh, 90%through. Package : 50kg or 40kg plastic drum with pvc bag inside, or decided by the customers. -