Learn About Chlorine
Jul 25, 2024
Learn About Chlorine
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Africa•Caribbean•Latin America•South Asia•South East Asia•South West Asia
Oct 19, 2021
Follow the guidelines in this poster to store and transport chlorine products safely. This poster is ideal for printing and placing in any location where chlorine products are handled and stored.
Sep 29, 2021
Follow this guide to prepare a 1% chlorine solution that can be used for the Modified Horrock's Test and disinfection of the water supply.
Jul 14, 2022
Use this calculator to determine the amount of chlorine product needed to prepare a 1% chlorine solution and the amount of the 1% solution required to to disinfect hand-dug wells and boreholes.
Jul 14, 2022
Use this calculator to determine the amount of chlorine to prepare a 1% chlorine solution and the amount of the 1% solution required to disinfect a batch of drinking water.
Oct 19, 2021
This guide provides instructions for conducting the Modified Horrocks Test. This test is used to determine the effective chlorine dose for batch chlorination of drinking water.
Oct 19, 2021
Follow the guidelines in this poster to handle and use chlorine products safely. This poster is ideal for printing and placing in any location where chlorine products are handled and stored.
Sep 29, 2021
Turbidity, pH, and temperature can all impact how fast and how well chlorine products can disinfect drinking water. Use this guide to determine how these parameters will affect your chlorine dosage and contact time.
Oct 19, 2021
This guide provides instructions for conducting the Modified Horrocks Test. This test is used to determine the effective chlorine dose for batch chlorination of drinking water.
Mar 13, 2023
This product sheet has a product description, distributor information, availability, cost, storage, and maintenance information about the Hach Chlorine Colour Comparator.
Aug 31, 2011
This case study describes PSI's implementation of Chlorine in Myanmar.
Oct 2, 2013
This fact sheet describes the chemical chlorine and its use in water, health effects, WHO guidelines and treatment options.
Sep 30, 2010
This case study describes Aman Titra's implementation of Chlorine in Indonesia.
Jun 27, 2018
In this optional lesson, participants describe how chlorine works to disinfect water. They compare different chlorine products, and they calculate appropriate doses for different scenarios. The lesson includes a presentation, pair work, calculations, and a role play.
Feb 1, 2018
This fact sheet describes disinfection of drinking water using chlorine.
May 29, 2020
This document contains instructions and safety measures to prepare chlorine solutions with Calcium Hypochlorite (powder or granular chlorine) for surface and hand disinfection. There are other documents including one on how to use Sodium Hypochlorite (bleach) as well as a Calculator (excel sheet) for different product concentrations. This was prepared to respond to the COVID-19 pandemic.
Feb 29, 2012
This case study describes DSI's implementation of chlorine in an emergency setting in Haiti.
Jun 8, 2020
This lesson plan contains instructions to facilitate a session where participants will learn how to safely prepare chlorine solutions for surfaces and hand disinfection. This was prepared in response to the COVID-19 pandemic.
Sep 30, 2010
This case study describes ENPHO's implementation of Chlorine in Nepal.
Apr 30, 2020
This spreadsheet is a calculator to prepare chlorine solutions using different product concentrations with Sodium Hypochlorite (bleach) or Calcium Hypochlorite (powder or granular chlorine) for surface and hand disinfection. There are other documents including one on how to use Sodium Hypochlorite (bleach) or Calcium Hypochlorite (powder or granular chlorine). This document was prepared in response to the COVID-19 pandemic.
May 29, 2020
This document contains instructions and safety measures to prepare chlorine solutions with Sodium Hypochlorite (bleach) for surface and hand disinfection. There are other documents including one on how to use Calcium Hypochlorite (powder or granular chlorine) as well as a Calculator (excel sheet) for different product concentrations. This was prepared to respond to the COVID-19 pandemic.
Jun 28, 2018
This presentation is for use with “Lesson Plan: Chlorine Dosing” in the Household Water Treatment and Safe Storage (HWTS) Trainer Manual
Feb 29, 2012
This case study describes DSI's implementation of chlorine in an emergency setting in Haiti.
Nov 1, 2015
Using chlorine is a good way to disinfect your water.
Feb 1, 2018
This fact sheet describes disinfection of drinking water using NaDCC tablets.
Jun 14, 2017
This case study describes ENPHO and EcoConcern's implementation of Piyush chlorine solution in Nepal.
Feb 23, 2017
In this lesson, participants study how to use chlorine to treat their drinking water. This lesson will also focus on how a Community WASH Promoter can verify that a household is using chlorine correctly, consistently, and continually.
Oct 30, 2017
This technical brief describes different types of chlorine products available for household water disinfection, and how chlorine inactivates microorganisms in water. It provides guidelines for chlorine use, including safety considerations and methods for calculating appropriate doses.
Aug 11, 2021
This guide provides instructions on the correct use of a pooltester kit to measure pH, free residual chlorine (FRC) and total chlorine (TC).
Aug 3, 2018
The focus of this lesson is to explore the increased need for household water treatment in emergencies. Participants will practice the correct treatment of water using chlorine, and discuss how to teach people to treat and store their own water in emergency situations.
Aug 1, 2018
The focus of this lesson is to differentiate between clean water and safe water. Also, this lesson focuses on the point of use that is effective at school level including the demonstration of use of chlorine.
Jan 31, 2020
The Business Model Canvas is a one page business plan that clearly sets out the nine key elements you need to consider in planning your business. The Business Model Canvas was created in 2010 by Osterwalder and Pigneur. This canvas describes Deep Springs International/Gadyen Dlo market-based approach to deliver a liquid chlorine solution (Gadyen Dlo) to consumers in Haiti.
Mar 13, 2023
This product sheet has a product description, distributor information, availability, cost, storage, and maintenance information about the Hach DR 900 Colorimeter.
Aug 11, 2021
This guide provides instructions on the correct use of a pooltester kit to measure pH, free residual chlorine (FRC) and total chlorine (TC).
CAWST is a Canadian charity and licensed engineering firm. We address the global need for safe drinking water and sanitation by building local knowledge and skills on household solutions people can implement themselves.
Development of this website and creation of collections of emergency themed tools on Water Treatment, Water Quality Testing, Behavior Change and Sanitation funded by Bureau of Humanitarian Assistance - USAID.
This project is made possible by the generous support of the American people through the United States Agency for International Development (USAID). The contents are the responsibility of CAWST (Centre for Affordable Water and Sanitation Technology) and do not necessarily reflect the views of USAID or the United States Government.