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Practical session

WASH Cholera / AWD EP&R training. Session 4.3. Practical session. Learning objectives. By the end of the session the participants will be able to conduct turbidity testing prepare different strengths of chlorine solution perform residual chlorine testing

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Practical session

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  1. WASH Cholera / AWD EP&R training Session 4.3 Practical session

  2. Learning objectives By the end of the session the participants will be able to • conduct turbidity testing • prepare different strengths of chlorine solution • perform residual chlorine testing • demonstrate the use of most common HHWT methods used in cholera / AWD responses WASH cholera / AWD EP&R training

  3. Practical Make a 1% chlorine solution (not more than 1 liter) Clean at least 6 (20 liter) buckets with the water you would like to test. Add in each bucket a different amount of chlorine (use a syringe); 1 ml, 1.5 ml, 2.ml, 2.5 ml and 5 ml (chlorine might have lost some strenght), use the aquatab for the last bucket. 4 After 30 minutes test residual chlorine by using a pooltester (rinse pooltester with water to be tested 3x and poor the water in the pooltester do not scoop it out!) 5 Add DPD1 (residual chlorine) and Phenol Red (PH) and read results. WASH cholera / AWD EP&R training

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