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pH Calibration Solutions All digital pH meters need to be calibrated on a regular basis to retain accuracy. pH calibration solutions are available in pH4.0 and pH7.0 in a liquid form in 250ml, 500ml & 1L bottles.
Best Selling pH & EC Accessories
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Hy-Gen Complete PH Test Kit
$25.00Add to cart -
Hy-Gen PH Test Kit
$11.00Add to cart -
Aqua Master comb pen P160 PRO – includes hard carry case
$180.00Add to cart
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