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Fill a test-tube halfway with nutrient, add a few drops of pH Test Indicator, and observe the colora..
$10.76
(Wide Spectrum) Measures 3-10 pH. The Hydroponic pH test kit is good for 150 tests. At the rate of ..
$5.95
Expand the lifetime of your Oakton pH tester by keeping these replacement sensors on hand. These pH ..
$104.99
pH Tester with 1 point manual calibration, ± 0.2 pH accuracy, range: 0.0 pH to 14.0 pH. Full-range p..
$34.99
pH Tester with 1 point manual calibration, ± 0.2 pH accuracy, range: 0.0 pH to 14.0 ph. Full-range p..
$32.99
To maximize plant growth, the pH content of your nutrients should be slightly acidic. Experienced gr..
$7.54
To maximize plant growth, the pH content of your nutrients should be slightly acidic. Experienced gr..
$10.76
To maximize plant growth, the pH content of your nutrients should be slightly acidic. Experienced gr..
$115.20
Microbe Life Hydroponics pH UP is formulated with R/O and UV sterilized water and combines two pH ad..
$14.95
Microbe Life Hydroponics pH UP is formulated with R/O and UV sterilized water and combines two pH ad..
$24.95
Microbe Life Hydroponics pH UP is formulated with R/O and UV sterilized water and combines two pH ad..
$49.95
Microbe Life Hydroponics pH UP is formulated with R/O and UV sterilized water and combines two pH ad..
$89.95
With plants, nutrient availability can be affected by soil or solution pH. pH levels outside recomme..
$11.95
With plants, nutrient availability can be affected by soil or solution pH. pH levels outside recomme..
$27.95
To maximize plant growth, the pH content of your nutrients should be slightly acidic. Experienced gr..
$26.90