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2. Portable water purification - Wikipedia

   en.wikipedia.org/wiki/Portable_water_purification

   Iodine used for water purification is commonly added to water as a solution, in crystallized form, or in tablets containing tetraglycine hydroperiodide that release 8 mg of iodine per tablet. The iodine kills many, but not all, of the most common pathogens present in natural fresh water sources.

3. Halazone - Wikipedia

   en.wikipedia.org/wiki/Halazone

   Halazone tablets have been used to disinfect water for drinking, especially where treated tap water is not available. A typical dosage is 4 mg/L. [5] [6] Halazone tablets were commonly used during World War II by U.S. soldiers for portable water purification, even being included in accessory packs for C-rations until 1945.

4. These Water Purification Tablets Remove Water-Borne ... - AOL

   www.aol.com/news/water-purification-tablets...

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5. Water purification - Wikipedia

   en.wikipedia.org/wiki/Water_purification

   Station for complex water treatment SKO-10K. One of the first steps in most conventional water purification processes is the addition of chemicals to assist in the removal of particles suspended in water. Particles can be inorganic such as clay and silt or organic such as algae, bacteria, viruses, protozoa and natural organic matter.

6. Iodophor - Wikipedia

   en.wikipedia.org/wiki/Iodophor

   Medical iodophor (Chinese povidone-iodine solution) An iodophor is a preparation containing iodine complexed with a solubilizing agent, such as a surfactant or water-soluble polymers such as povidone (forming povidone-iodine), [1] [2] The result is a water-soluble material that releases free iodine when in solution.

7. Campden tablet - Wikipedia

   en.wikipedia.org/wiki/Campden_tablet

   When used to dechlorinate tap water, one tablet will effectively treat 20 US gallons (75 L) of water. [2] Campden tablets are also used as an anti-oxidizing agent when transferring wine between containers. The sodium metabisulfite in the Campden tablets will trap oxygen that enters the wine, preventing it from doing any harm.