Potable Aqua Water Purification Treatment (50 Tablets) - Portable Drinking Water Treatment Ideal for Emergencies, Survival, Travel, and Camping Potable Aqua - the most trusted name in water purification products, Potable Aqua is used by militaries and relief organizations around the world. Potable Aqua drinking water germicidal tablets are intended for emergency disinfection of drinking water The 30-minute wait period ensures adequate time for Potable Aqua to inactivate target organisms and make water bacteriologically suitable for drinking. 2 Pa tablets are required to treat 1 quart (1 liter) of water. 50 tablets will treat 25 quarts of water Portable, light and easy to carry; Pa tablets can be used camping, hiking, backpacking, in emergency water preparedness kits, hurricane kits, earthquake kits, flood kits and to Prepare for other Natural disasters when suitable drinking water is scarce Potable Aqua may be used in conjunction with a camping or emergency water filter. It is effective against bacteria, viruses, and many cysts such as giardia labia. Potable Aqua is not effective against Cryptosporidium cysts Potable Aqua provides an accurate SE, and is effective over extreme conditions such as cloudy water, low temperatures, and extreme ph. It is simple to use, foolproof, and time-efficient