Collection: Meters & Calibration

33 products
  • Hanna HI 73127 Replacement pH Electrode For HI 98127 / 128 / 129 / 130
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    $79.99
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    $79.99
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  • Nutri+ pH Meter Quickcheck Tester
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    $34.99
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    $34.99
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  • Nutri+ TDS Meter Quickcheck Tester
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    $34.99
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    $34.99
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  • Photobio Phantom Advanced Quantum Par Meter
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    $229.99
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    $229.99
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  • Hanna Electrode / Probe Cleaning Solution 500ml
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    $19.99
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    $19.99
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  • Hanna Gro Line Quick Cal Check - 230mL
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    $16.99
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    $16.99
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  • Bluelab 2.77 EC Conductivity Standard Solution 500ml
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    $16.49
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    $16.49
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  • Bluelab pH 4.0 Calibration Solution 500ml
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    $16.49
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    $16.49
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  • Bluelab pH 7.0 Calibration Solution 500ml
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    $16.49
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    $16.49
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  • Bluelab pH Probe KCl Storage Solution 100ml
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    $16.49
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    $16.49
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  • Bluelab Probe Care Kit - pH & Conductivity
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    $29.99
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    $29.99
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  • Cyco Calibration Solution pH 4.0 250ml
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    $11.99
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    $11.99
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  • Cyco Calibration Solution pH 7.0 250ml
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    $11.99
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    $11.99
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  • Cyco Calibration Solution EC Solution 2.76 250ml
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    $11.99
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    $11.99
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  • Alfred pH Test Strips (4.5 - 9) 150 Strips
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    $10.99
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    $10.99
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  • Root Farm pH Test Kit - 30ml
    Regular price
    $10.99
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    $10.99
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