General Hydroponics pH Down Liquid
The acid formulation uses phosphoric acid to lower the pH to the proper level.
Product Information
Shipping & Returns
General Hydroponics pH Test Kit
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HM Digital 1000 ppm TDS Calibration Solution 3 oz
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Apera GroStar pH Calibration Kit pH 4/7/10
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Front Row Ag Clean Up
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Hanna GroLine Storage Solution
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