School Caretakers', Cleaners', Canteen and Ground Staff Collective Agreement

The following procedures must be strictly observed when handling calcium hypochlorite:The following procedures must be strictly observed when handling calcium hypochlorite:

1. Under no circumstances should school children be permitted to handle calcium hypochlorite in pure or diluted form.
2. The safety equipment provided must be worn at all times when calcium hypochlorite is handled or mixed.
3. Do not smoke when handling calcium hypochlorite.
4. As considerable heat of solution is generated the dry powder should never be placed in wet containers but should be poured into several times its own volume of cold water. Plastic buckets should be used.
5. Measuring containers made only of plastic, china or enamel shall be used and must be completely dry and free from any foreign matter.
6. Plastic bags in containers that are in use must be kept tightly sealed.
7. Do not allow powder or made up solution to come into contact with eyes or clothing and avoid breathing airborne dust; this will be prevented by the use of safety equipment.
8. If the powder does come into contact with the skin wash off with liberal quantities of water.
9. Calcium hypochlorite must not be mixed with any other chemical.
10.  Dispose of spilled calcium hypochlorite by flushing with large amounts of water.
11. Small quantities of calcium hypochlorite remaining in drums should be flushed with large amounts of water and clean drum disposed of. Do not use the drum for any other purpose.
12. Drums containing calcium hypochlorite should be inspected for corrosion. If severely corroded, the employer should be informed, to replace the drum.
13. If chlorinating tablets (eg, "Clearon") are being used in conjunction with calcium hypochlorite powder, the tablets must be kept separately from the powder and the two should never be mixed except in the swimming pool water.