Calcium hypochlorite can be fatal if swallowed. In confined areas, inhalation
can result in burns to the respiratory tract and cause permanent lung damage.
Coming into contact with skin can cause chemical burns. Contact with eyes
can cause eye irritation and corneal damage. Wear personal protective
equipment: face shield, rubber gloves and apron while handling calcium
hypochlorite. Mixing of calcium hypochlorite must be done in an open
environment, but out of the wind, where toxic concentrations of reagents
cannot form and wind will not cause exposure.
Practice good personal hygiene (frequent hand washing and showering, and
eliminate the use of tobacco, food and drink) while handling chemicals. Wash
exposed skin and change contaminated clothing promptly after any exposure.
12. Disinfect the interior of the tank and any components placed inside by filling it with a 100 PPM chlorine
solution IAW TB MED 577. The tank capacity is 1,000 Gallons. Prepare the solution in one of four
a. One (1) ampule of calcium hypochlorite to 1 gallon (3.8 liters) of potable water.
b. Five (5) level mess kit spoonfuls of calcium hypochlorite to 100 Gallons (380 liters) of potable
One (1) mess kit spoonful of liquid bleach to 1 Gallon (3.8 liters) potable water.
d. One (1) Gallon of liquid bleach to 100 Gallons (380 liters) of potable water.
13. The chlorine solution must remain in the tank for a period of 8 hours.
14. Tank disinfectant disposal.
a. As a hazardous solid waste, it must be disposed of in accordance with local, state, and federal
regulations in a permitted hazardous waste treatment, storage and disposal facility treatment.
b. Rinse the tank and interior components with fresh water. Let tank and components air dry.
15. Calcium hypochlorite handling and storage
a. Spill release procedure: Remove all sources of ignition. Stop source of spill as soon as possible.
Air release- suppress vapors by use of a water fog. All water must be contained and disposed of.
Water release- Material is heavier than water and soluble. Advise local authorities of any
contaminated water release. Land spill-notify local authorities.