... 20-60mesh (or made in accord with client's requirements)Tablet specification: 1g, 5g, 10g, 15g, 20g, 30g, 50g, 100g, 125g ... with client's requirements).Use:1. This product can be used in water treatment, swimming pool water treatment, drink water treatment ... algae removing of industrial circulating water.2. It can be used in dishware disinfection, preventative disinfection of houses, hotels and public ...