Oasis 1000 Water Purification Tablets are an essential tool for ensuring safe drinking water in various situations. Each tablet is formulated to effectively kill harmful bacteria, viruses and other harmful microorganisms, making contaminated water safe to drink. Oasis Water Purification Tablets provide the World Health Organisation (WHO) recommended 5ppm for emergency water purification. For household situations where a clean source is used, dosage of the tablets is adjusted to the recommended 2ppm Are used by the world’s leading NGOs. Are proven to kill harmful water organisms. Are effective against diseases such as typhoid, cholera, polio and diarrhoea. Purify water and make safe to drink in 30 minutes. Are tested to NSF/ANSI Standard 60 as certified by NSF International. Tablet Diameter: 18mm NaDCC Weight: 1.67g Tablets per individual Pot: 200 Available to buy in the following 340213-1: 1 Pot 340213-CASE: Case of 6