... drum: 1kg, 5kg, 10kg, 25kg, 40kg and 50kg, Europe and USA style drums are available. Fiber drum: 50kg ... in civil sanitation, pools and spas, preventing and curing diseases in husbandry and fisheries, fruits and vegetables preservation, wastewater treatment, ... anti shrink treatment for woolen, treating seeds, bleaching fabrics, and organic synthesis industry.4. Original of Trichloroisocyanuric acid ...