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Check the total dissolved solids in your drinking water without guesswork. The Water Assist TDS Water Quality Test Meter from Waterdropfilter gives you a quick reading you can act on before you pour a glass or start brewing coffee.
Three product images below walk you through the meter's features:
Keep one by the kitchen sink or drop it in a drawer near your water filter. A few seconds is all it takes to see where your tap water stands.
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