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composted bark
B3 and B6 that put this product in its own class
Returns are only accepted for Manufacturer defect
Properties
PH METER KIT, PH PEN TESTER FOR WATER squares composted barkA pH reader for water quality assessment designed to help monitor and maintain proper pH levels. Measures the acidity, alkalinity, and temperature of water for gardens, aquariums, pools, and more. Sensor probe with sensitive glass membrane delivers instant pH readings with high accuracy. IP 67 rated to be sealed from high volume moisture, dust, and sand; can also withstand high levels of heat. Lab grade pH monitor testing kit includes ready to use 4.
US$ 18.86
US$ 40.00
US$ 19.99
