pH/EC/TDS


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Bluelab pH Pen

SRP $112.50
SKU: BPH500
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Bluelab Guardian Monitor

SRP $399.00
SKU: BGM500
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Bluelab Combo Replacement pH Probe

SRP $70.00
SKU: BCM505
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Bluelab Combo Meter

SRP $299.00
SKU: BCM500
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GH pH Down, gal

SRP $27.00
SKU: GPD550
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HM Digital pH HydroTester

SRP $49.50
SKU: PHT500
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Bluelab Grower's Toolbox Limited Edition

SRP $199.00
SKU: BGT500
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GH pH Control Kit

SRP $17.50
SKU: GPC500
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GH pH Down, qt

SRP $11.00
SKU: GPD532
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Bluelab Truncheon Nutrient Meter

SRP $140.00
SKU: BTM500
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GH pH Calibration 7.0 Solution, 8 oz

SRP $7.50
SKU: GPCSS508
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GH pH Up, gal

SRP $27.00
SKU: GPU550
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