Hach 2745650 pH Test Strips, 4-9 pH Units;
Hach 2745650 pH Test Strips, 4-9 pH Units

Most natural waters range from pH 4 to pH 9, but commonly are above pH 7 because of carbonates and bicarbonates (alkalinity). The pH of water used in industry, boiler feed water, and swimming pools usually is kept within ...

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Most natural waters range from pH 4 to pH 9, but commonly are above pH 7 because of carbonates and bicarbonates (alkalinity). The pH of water used in industry, boiler feed water, and swimming pools usually is kept within a narrow range. Contains 50 tests.



  • Easy to use, disposable, and inexpensive
  • Great for quick evaluations of pH levels in the lab or in the field
  • Easy to use, disposable, and inexpensive
  • Great for quick evaluations of pH levels in the lab or in the field

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