Chemicals for Chemicals with Disinfection by Ceramic and Bio Sand Filtration disinfection combined treatment UV/heat ultra filters Iodine treatment !The For clear water Disinfection use of iodine is not recommended for long-term If cloudypre-treatment use by infants, pregnant women, those with a history of thyroid disease and those with known hypersensitivity to iodine unless treatment includes HQ an effective post-disinfection iodine removal device Description ! 1. Tincture of iodine (2% solution) (e.g. activated carbon) () 2. Iodine (10% solution) 3. Iodine tablet Reputable suppliers: 4. Iodinated (triiodide or pentaiodide) N/A resin HQ advantages ⦁ Easy to transport Instruction of use disadvantages !Dose should be always be pre-tested! ⦁ Iodine can be harmful for some subgroups ⦁Can influence taste and colour ⦁ Dosage is product 25 °C—minimum contact for 30 min; specific ⦁Requires that users purchase iodine on a increase contact time for colder water continuous basis Prepare according to package instructions Flow rate: Depends on water containers Type and typical dosage: Shelf life/Life span: 5 years (liquid), 7 years (tablets) 1. Tincture of iodine (2% solution)—5 Steps in operating: Simple drops per litre Maintenance: None 2. Iodine (10% solution)—8 drops per Household storage precautions: - litre Authorisation: - 3. Iodine tablet—1 or 2 tablets per litre Weight and volume: - 4. Iodinated (triiodide or pentaiodide) Location to ship from: - resin—room temperature according Stock capacity: - to directions and stay within rated Cost estimation: - capacity Litres treated: N/A Cost per 1000 litre ratio: N/A Ensure available safe water storage for collecting, treating and storing water (see Annex 3). References Chemicals for Chemicals with Disinfection by Ceramic and Bio Sand Filtration disinfection combined treatment UV/heat ultra filters WATA For clear water Health aspects: Disinfection If cloudypre-treatment
Chemicals for disinfection Chemicals with combined treatment Disinfection by UV/heat Ceramic and ultra filters Bio Sand Filtration Iodine treatment For clear water If cloudypre-treatment Disinfection HQ !The use of iodine is not recommended for long-term use by infants, pregnant women, those with a history of thyroid disease and those with known hypersensitivity to iodine unless treatment includes an effective post-disinfection iodine removal device (e.g. activated carbon) () ! Description 1. Tincture of iodine (2% solution) 2. Iodine (10% solution) 3. Iodine tablet 4. Iodinated (triiodide or pentaiodide) resin Instruction of use !Dose should be always be pre-tested! 25 °C—minimum contact for 30 min; increase contact time for colder water Prepare according to package instructions Type and typical dosage: 1. Tincture of iodine (2% solution)—5 drops per litre 2. Iodine (10% solution)—8 drops per litre 3. Iodine tablet—1 or 2 tablets per litre 4. Iodinated (triiodide or pentaiodide) resin—room temperature according to directions and stay within rated capacity HQ Reputable suppliers: N/A advantages ⦁ Easy to transport disadvantages ⦁ Iodine can be harmful for some subgroups ⦁Can influence taste and colour ⦁ Dosage is product specific ⦁Requires that users purchase iodine on a continuous basis Flow rate: Depends on water containers Shelf life/Life span: 5 years (liquid), 7 years (tablets) Steps in operating: Simple Maintenance: None Household storage precautions: - Authorisation: - Weight and volume: - Location to ship from: - Stock capacity: - Cost estimation: - Litres treated: N/A Cost per 1000 litre ratio: N/A Ensure available safe water storage for collecting, treating and storing water (see Annex 3). References Chemicals for disinfection Chemicals with combined treatment Disinfection by UV/heat Ceramic and ultra filters Bio Sand Filtration WATA For clear water If cloudypre-treatment Disinfection Health aspects:
Household-Water-Treatment-and-Safe-Storage-in-Refugee-Situations-UNHCR.docx