Pyramid BioxAqua Water Treatment is a powerful water treatment in a convenient drop form.It helps to kill a wide range of bacteria and pathogens and is ideal for water sourced from rivers, wells and taps.Ideal for travelling to areas where safe drinking water is not available. Using Chlorine Dioxide, they kill a wide range of bacteria, viruses and cysts.Effective against:BacteriaVirusesCryptosporidiumGiardiaPyramid BioxAqua Water Treatment is far superior to chlorine and is a powerful and effective chemical treatment of contaminants.Benefits:Treats Up To 60 LitresFresh Tasting WaterReady To Drink After 20 MinutesThese drops do not create harmful by-products such as THMs which are carcinogenic. Ensures safe water drinking on the go.Directions:1: Remove any dirt or debris from the water by straining through a filter, piece of cotton or fine-weave fabric. The water should be relatively clear prior to treatment.2: Open both bottles and add 12 drops from each into one of the bottle lids. If the water is very cold or heavy microbial contamination is suspected, double the dosage from each bottle.3: Shake the container thoroughly and then wait for 10 minutes before drinking. If you have doubled the dosage, wait for 30 minutes.Contains:Biox: Sodium Chlorite 2.9% (Active Chlorine Dioxide Precursor).Activator: Ortho Phosphoric Acid 5%, Hydrochloric Acid 4%.Caution:Use only as directed.Always read the product instructions before use.