Calibre Chemicals Pvt. Ltd. Manufactures Calcium Iodate. Calibre Chemicals Pvt. Ltd. Is ISO 9001:2000 and HACCP certified. The Calcium Iodate is white to off-white colour powder. Application areas of Calcium Iodate are: Food Industry: Additive and dough conditioner.. Agriculture: Animal feed supplement. Pharmaceutical: Disinfectants, antiseptics & deodorants General: Oxidizer