... pool chemical Usage:Used as biocide in swimming pool, industrial cycling water, dringking water; Sterilzing agent in hospital, public; Bleaching agent in textile industry.If you are ... .314. AppearancePowder,granular(8-30mesh ,20-40mesh,20-60mesh) or tablet with irritant odor(1g, 5g, 10g, 15g, 20g ... , 125g, 150g, 190g, 200g, 250g, 500g)15. PackingFiber or PE drums with plastic liner of 50KG net, PP bags ...