Powerful 90% available stabilized chlorine. Dangerous Goods Transport rating 5.1 = Oxidising Agent. As with most Pool Chemicals you need to ensure you restrict access to the product by Children and store away from children.

To raise the Chlorine level in a 10,000 litre pool by 1ppm would required 10-12gm. Assuming you have to do this daily then a tablet should last around 15-20 days.

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