Effervescent chlorine tablets. Sodium dichloroisocyanurate (NaDCC) 0.5g.
Advantages over liquid bleach:
- Stable up to 5 years.
- Accurate, always yielding the stated level of available chlorine.
- Convenient and east to use – just add to water and allow to dissolve.
- Economic in use – easy dilution system eradicates over-dosing.
- Easy to store and handle – no spillage or leaks.
- Safe – dissolves to a near neutral pH solution, hence reduced risk of accident and injury.
- Less corrosive than liquid bleach.
- Greater biocidal properties, strength for strength.