Indigo brand chlorine test strips from residual to very high level. Ensure your food, restaurant, daycare or hospital sanitization is safe.
Pick the right strip for the job; all strips are on plastic & measure free chlorine except 200ppm which is paper based & measure total chlorine:
Note: All test strips Made in USA & Q/A'd against NIST standards.
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Sodium hypochlorite is the most commonly sold form of chlorine disinfectant & is often simply referred to as bleach. Click here for more information about chlorine disinfectant.
Instructions for chlorine strip use is the same regardless of concentration range.
To make 1 gallon of 200ppm chlorine bleach solution, enter these in the Dilution Calculator.
Result: Amount of bottled chlorine bleach you need to mix with water.