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pH, EC, TDS, and PPM Control

56 products
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Take control of your gardening success with the Hydrofarm 2-Way pH & Moisture Meter! Easily measure pH levels and moisture content to ensure optimal plant growth. No more guessing, just results...
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  HI77400P is a set of premium quality pH 4.01 and 7.01 calibration buffer solutions. Each sachet has the lot number and expiration date stamped on it and is made of light block foil ensuring fresh...
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Elevate your water testing accuracy with HM Digital pH 7.0 Buffer Solution! These convenient packets offer a precise pH level for your water, ensuring the best possible readings. Say goodbye to imp...
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The HM Digital Handheld TDS-3 Tester is a reliable and accurate tool for measuring total dissolved solids in water. With its compact design and quick results, it is perfect for professionals and ex...
It is formulated with R/O and UV sterilized water and combine two pH adjusters for buffered effectiveness. It contains three electrolytes to help maintain osmotic balance.
Advanced Nutrients pH Up is the most concentrated pH adjuster there is on the market. Perfect for larger reservoirs. DIRECTIONS: Use small amounts when adjusting the nutrient solution to affect the...

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