Drinking Water Treatment Chlorination Purification and Sterilisation Tablets 1 tablet will dose 600 Litres of Drinking Water (to the required 5ppm). Aquamarine drinking water tablets are easier to store than liquid products, easier to handle and dose and will not suffer the normal degrading problem with liquids.   Water volume in litres for treatment at specific chlorine levels:These tablets may also be used for super-chlorination of water tanks @ 50 p.p.m. Leave in the tank for 3 hours prior to emptying and refilling tank before use. If you are unsure of the amount to dose please call Aquamarine for advice. After dosing the drinking water supply leave for 10 minutes to dissolve completely before drinking. Drinking Water Purification Tablets are manufactured to an effervescent formulation containing sodium dichloroisocyanurate (NaDCC) - an organic chlorine donor with a superior disinfection capacity to sodium hypochlorite, a near neutral pH and a simple, easy to understand closing system for added safety.The Products are NSF Certified. Potable Water Purification Tablets kill bacteria, bacterial spores, cysts, algae, fungi, protozoa and virus and are especially lethal to Endamoeba histolytica. The following causative water borne organisms amongst others, are killed by AQUAMARINE Drinking Water Purification Tablets: Salmonella typhi, Shigella sonnei, Escherichia coli, Vibro Cholerae, Streptococcus Faecalis. Contents 100 x 5g NaDCC Tablets - 970g Health and Safety Information: Store in a safe place away from children and alkaline cleaning products.  Ensure lid is kept secure Full instructions for use supplied. For full information or MSDS please contact Bayer-Wood Technologies Limited