Calcium Hypochlorite is an inorganic compound with formula Ca(OCl)2. Calcium Hypochlorite Granular is the main active ingredient of commercial products called bleaching powder, chlorine powder, or chlorinated lime, used for Water Treatment and as a bleaching agent.This compound is relatively stable and has greater available chlorine than sodium hypochlorite.It is a white solid, although commercial samples appear yellow. It strongly smells of chlorine, owing to its slow decomposition in moist air. Calcium Hypochlorite Granules is commonly used to sanitize public swimming pools and disinfect drinking water. Generally the commercial substances are sold with a purity of 65% to 73% with other chemicals present, such as calcium chloride and calcium carbonate, resulting from the manufacturing process. As a swimming pool chemical, Pool Calcium Hypochlorite is blended with other chemicals less often than other forms of chlorine, due to dangerous reactions Boric Acid Flakes with some common pool chemicals. In solution, calcium hypochlorite could be used as a general purpose sanitizer,Titanium Dioxide but due to calcium residue, sodium hypochlorite (bleach) is usually preferred.