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75 in Micron rating 10 micron Capacity 16
A grower runs it inverted overhead
With an available phosphate (P2O5) content of 4
so you know it's going to be of high purity: we guarantee 99
Hanna GroLine Waterproof Hydroponic pH Tester HI98118 Environmental Controllers 75 in Micron rating 10Hanna GroLine Waterproof Hydroponic pH Tester HI98118 The Hanna GroLine Waterproof Hydroponic pH Tester (HI98118) is Hanna Instruments latest pocket meter for measuring the pH of a hydroponic nutrient solution. This modern looking meter is only 0. 7" thick and extremely ergonomic, fitting comfortably in your hand. The Hanna GroLine Waterproof Hydroponic pH Tester has a very large and easy to read LCD display that shows both pH and temperature along
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