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pH Meters & Pens
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HM Digital TDS/EC/Temp Pen
$39.99
$39.99
Bluelab Combo Meter PLUS
Sale price
$321.59
$321.59
Regular price
$389.00
$389.00
Save $67.41
Hanna GroLine Quick Calibration Solution
from
$19.99
from
$19.99
Regular price
$20.00
$20.00
Save $0.01
HM Digital PH-80 pH/Temperature Pen
Sale price
$45.99
$45.99
Regular price
$49.95
$49.95
Save $3.96
HM Digital AquaPro TDS/Temp Pen
Sale price
$24.99
$24.99
Regular price
$29.95
$29.95
Save $4.96
Bluelab Truncheon Nutrient Meter
Sale price
$139.99
$139.99
Regular price
$149.00
$149.00
Save $9.01
Bluelab Probe Care Kit -pH and Conductivity
Sale price
$30.99
$30.99
Regular price
$31.00
$31.00
Save $0.01
Bluelab Soil pH Pen
Sale price
$168.79
$168.79
Regular price
$199.00
$199.00
Save $30.21
Bluelab Probe Care Kit - pH
Sale price
$23.99
$23.99
Regular price
$24.00
$24.00
Save $0.01
Bluelab pH Pen
Sale price
$89.99
$89.99
Regular price
$119.00
$119.00
Save $29.01
Bluelab pH Probe KCI Storage Solution
from
$14.99
from
$14.99
Bluelab pH Replacement Probe 6'
Sale price
$79.99
$79.99
Regular price
$84.00
$84.00
Save $4.01
Bluelab Probe Care Kit - Conductivity
Sale price
$16.99
$16.99
Regular price
$17.00
$17.00
Save $0.01
Bluelab pH Controller Connect
Sale price
$635.19
$635.19
Regular price
$799.00
$799.00
Save $163.81
Bluelab pH 7.0 Calibration Solution
from
$10.49
from
$10.49
Regular price
$10.83
$10.83
Save $0.34
Bluelab pH Controller
Sale price
$592.79
$592.79
Regular price
$749.00
$749.00
Save $156.21
Bluelab pH 4.0 Calibration Solution
from
$10.49
from
$10.49
Regular price
$10.83
$10.83
Save $0.34
Bluelab Inline pH Probe (only)
$199.99
$199.99
Bluelab Meter Carry Case
Sale price
$28.99
$28.99
Regular price
$32.00
$32.00
Save $3.01
Bluelab Leap pH Probe (only)
Sale price
$109.39
$109.39
Regular price
$135.00
$135.00
Save $25.61
Bluelab Multimedia pH Meter w/leap
Sale price
$236.59
$236.59
Regular price
$299.00
$299.00
Save $62.41
Bluelab Connect Stick 2
Sale price
$134.99
$134.99
Regular price
$172.00
$172.00
Save $37.01
Bluelab Guardian Power Supply
Sale price
$31.99
$31.99
Regular price
$32.00
$32.00
Save $0.01
Bluelab EC 2.77 Conductivity Standard Solution
from
$10.49
from
$10.49
Regular price
$10.83
$10.83
Save $0.34
Bluelab Guardian Connect
Sale price
$349.99
$349.99
Regular price
$507.74
$507.74
Save $157.75
Bluelab Conductivity Pen
Sale price
$89.99
$89.99
Regular price
$99.00
$99.00
Save $9.01
Bluelab Commercial Truncheon Nutrient Meter
Sale price
$139.99
$139.99
Regular price
$149.00
$149.00
Save $9.01
Bluelab Combo Meter
Sale price
$269.99
$269.99
Regular price
$329.00
$329.00
Save $59.01
Hanna Replacement pH Sensor for Hanna Testers
Sale price
$71.99
$71.99
Regular price
$75.00
$75.00
Save $3.01
Hanna GroLine Waterproof PPM Tester
Sale price
$94.99
$94.99
Regular price
$99.95
$99.95
Save $4.96
Hanna GroLine Waterproof Portable pH/EC/TDS Meter
Sale price
$289.99
$289.99
Regular price
$299.99
$299.99
Save $10
Hanna Soil Test Direct Soil Conductivity Tester
Sale price
$142.99
$142.99
Regular price
$149.95
$149.95
Save $6.96
Hanna GroLine Waterproof Pocket pH/EC/TDS Temperature Tester
Sale price
$214.99
$214.99
Regular price
$259.95
$259.95
Save $44.96
Hanna GroLine Electrode Storage Solution 500mL
Sale price
$24.00
$24.00
Regular price
$24.99
$24.99
Save $0.99
Hanna GroLine Waterproof pH Tester
Sale price
$93.99
$93.99
Regular price
$99.95
$99.95
Save $5.96
Hanna Groline Replace Probe
Sale price
$170.99
$170.99
Regular price
$180.00
$180.00
Save $9.01
Hanna Green Shockproof Rubber Boot
Sale price
$39.99
$39.99
Regular price
$44.99
$44.99
Save $5
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