... bio-chemical treatment of pollutantsPacking 1. In plastic drum lined with plastic bag, layer in PE. Net wt. 45kg ... draughty place; Avoid insolation, fire and heat; No mixing with organic substances, acids or reducing agentsUses of bleaching powder: ... starch,disinfection of swimming pool chemical,dringking water, waste water.calcium hypochlorite is strong oxidizer,UN NO. 2880, dangerous chemical ...