$ 230.00 $ 275.00

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Free Chlorine & Temperature Testing Pen

The Myron L ULTRAPEN™ PT4 Free Chlorine Equivalent and Temperature Testing Pen is designed for accurate, fast, and simple use in diverse water quality applications. Advanced features include automatic temperature compensation in calibration mode, highly stable microprocessor‑based circuitry, user‑intuitive design, and waterproof housing. A true one‑handed instrument, the PT4 is easy to calibrate and easy to use. To take a measurement, simply push a button then dip the PT4 in solution. Results display in seconds.

  • Measures 0 to 10.0 ppm FCE
  • Accuracy of ± 0.3 ppm FCE
  • Weighs under two ounces
    A sample bottle of sensor storage solution is included.