GroLine 1413 µS/cm Conductivity Standard with Certificate - 230ml
SKU: 12961
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GroLine Combo Waterproof pH/EC/TDS/Temperature Tester
SKU: 9448
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From $196.41
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$249.99
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GroLine Continuous Nutrient Monitor and Datalogger
SKU: 9670
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From $344.99
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$459.99
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GroLine Continuous Nutrient Monitor and Datalogger w/Inline Probe
SKU: 11980
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$503.99
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$629.99
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Groline Direct Soil and Soilless Media pH electrode for HI9814
SKU: 14849
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$284.99
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GroLine Electrode Cleaning Solution - 20 ml Sachet
SKU: 6423
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$1.98
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Groline Electrode Cleaning solution - 230ml
SKU: 6434
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$19.99
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Groline Electrode Cleaning solution - 500mL bottle
SKU: 10432
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$24.99
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Groline HI1285-9 Multiparameter pH/EC/PPM In-line electrode
SKU: 12960
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$277.49
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$369.99
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GroLine pH 4.01 Calibration Solution - 20 mL Packet
SKU: 13195
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$2.00
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GroLine pH 4.01 Calibration Solution - 230ml
SKU: 6422
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$19.99
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GroLine pH 4.01 Calibration Solution - 500ml
SKU: 6833
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$24.99
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GroLine pH 7.01 Calibration Solution - 20 mL Packet
SKU: 13170
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$2.00
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Groline pH 7.01 Calibration Solution - 230ml
SKU: 6426
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GroLine pH 7.01 Calibration Solution - 500ml
SKU: 6834
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From $18.32
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$24.99
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GroLine pH Storage Solution - 230 ml
SKU: 6429
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$19.99
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GroLine pH Storage Solution - 500 ml
SKU: 6428
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$24.99
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GroLine pH/EC/TDS Multiparameter Probe for the HI981420 GroLine Monitor
SKU: 12899
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$161.24
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$214.99
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GroLine Replacement Electrode for HI9814 Portable pH/EC/TDS/Temperature Meter
SKU: 8777
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$184.99
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GroLine Shockproof Green Rubber Boot for HI9814 Combo Meter - Gen 2 Round Model
SKU: 13055
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$44.99
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GroLine Shockproof Green Rubber Boot for HI9814 Combo Meter- GEN 1 SQUARE MODEL
SKU: 8780
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$33.74
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$44.53
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GroLine Soil Test™ Direct Soil & Hydroponic EC Tester
SKU: 6398
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$164.99
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GroLine Waterproof Portable pH/EC/TDS/Temperature Meter
SKU: 8776
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$309.99
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Hanna 1382 PPM Calibration Solution - 20 mL Sachet
SKU: 6420
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$1.99
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Hanna 1413 mS/cm Calibration Solution - 20ml Sachet
SKU: 6419
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$1.99
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Hanna 1500 ppm TDS Calibration Solution - 20 mL Sachet
SKU: 6432
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$1.99
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Hanna Cal Check solution - 20ml Sachet
SKU: 6413-BOX25
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$2.45
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Hanna Combo Waterproof pH/EC/TDS/Temp Meter
SKU: 6388
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$196.86
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$259.86
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Hanna HI96800 Digital Refractometer for Refractive Index and Brix
SKU: 9647
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$428.74
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$489.99
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Hanna HI98311 DiST® 5 EC/TDS/Temperature Tester
SKU: 11981
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$135.61
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$179.01
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