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Optimum growth needs optimum pH. And Bluelab makes optimum simple. If your pH isn't in the right ra..
$47.00
The instrument is only as accurate as the probe is clean. Probe cleaning is one of the most importa..
$11.90
The instrument is only as accurate as the probe is clean. Probe cleaning is one of the most importa..
$22.95
The instrument is only as accurate as the probe is clean. Probe cleaning is one of the most importa..
$16.95
The pH level of soils or substrates strongly influences crop performance. Do you know what the pH of..
$240.00
A handy solution made easy! The Bluelab Soil pH Pen provides a pH and temperature reading of soils ..
$185.00
Handy for direct pH testing of soils or pH soil solutions. The non-refillable Bluelab Soil pH Probe..
$110.00
It is essential when growing with a hydroponic solution to KNOW what the strength of the solution is..
$140.00
Oakton® buffers for meters with 0.01 resolution are standardized against NIST-certified pH reference..
$18.99
Oakton® buffers for meters with 0.01 resolution are standardized against NIST-certified pH reference..
$18.99
These sachets are for use with the Hanna HI9813-6 GroChek portable pH/TDS/EC/Temp meter, which ut..
$1.72
Hanna Instruments' calibration solution, ideal for gardening, laboratory work, and field experiments..
$1.40
Checker® pH Tester The HI98103 Checker is the next generation of the original Hanna Checker pH test..
$46.99
HI98100 Checker® Plus pH Tester The HI98100 Checker Plus is the next generation of the original Han..
$54.99