TDS Water Quality Tester

Classify Total Dissolved Solids readings

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About TDS Water Quality Tester

Total Dissolved Solids (TDS) measures the concentration of dissolved substances in water, including minerals, salts, and metals. This tool classifies your TDS meter reading against internationally recognized WHO/EPA thresholds ranging from Excellent (<50 ppm) to Hazardous (>900 ppm), helping you assess drinking water safety.

TDS Water Quality Tester Features

  • WHO/EPA classification table
  • Visual quality bar indicator
  • Full reference range chart

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