Optimum Hydroponix® Calibration Solution Ph4

Optimum Hydroponix® Calibration Solution Ph4
Optimum Hydroponix® Calibration Solution Ph4

Optimum Hydroponix® Calibration Solution Ph4

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Regular price $10.00
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Calibration of pH pens requires that you use a test solution with a known pH level. Optimum Hydroproponix pH 4 offers a reliable, cost effect option.

Optimum Hydroponix® pH maintenance kit

 



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