Simply dip the indicator into water for 1-2 seconds and wait for a minute for the results to appear on the indicator. Then compare them with the ones on the test. Water hardness test to check the level of your water hardness.
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Water Hardness Test
Specifications of Water Hardness Test | |
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Category | Home & Garden > Kitchen & Dining > Kitchen Appliance Accessories > Coffee Maker & Espresso Machine Accessories |
Instock | instock |
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