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Apera Instruments PH60 Premium Waterproof pH Pocket Tester, Replaceable Probe, ±0.01 pH Accuracy, -2.00-16.00 pH Range
(86)

$69.98

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Apera Instruments PC60 Premium 5-in-1 Waterproof pH/Conductivity/TDS/Salinity/Temp. Multi-Parameter Pocket Tester, Replaceable Probe
(47)

$118.40

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Aqueous Lab Alcohol Refractometer for Winemakers and Bartender, 0-80 Volume Percent
(7)

$18.99

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Syrtenty 2" Square TENS Unit Electrodes 2x2 - 44 Pack Electrode Pads for TENS Massage EMS - 100% Satisfaction Guarantee
(4,469)

$27.99

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LotFancy 40PCS Round TENS Unit Electrode Pads with Premium Adhesive Gel for EMS & Muscle Stimulators, Comfortable Soft Foam Backing (1.25 Inches)
(100)

$17.99

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Milwaukee MW102 PH and Temperature Meter
(92)

$149.95

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Assured Automation WM-NLC Series Lead Free Brass Water Meter 3/4"

$111.00

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Honey Refractometer for Honey Moisture, Refractometer 58-90 % Scale Range Honey Tester, by Aqueous Lab
(11)

$22.88

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EISCO Premium Quantitative Spectroscope, +/- 5nm Accuracy
(87)

$9.89

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Apera Instruments EC20 Value Conductivity Pocket Tester, ±1% F.S Accuracy, BPB Sensor, Complete Kit
(2)

$45.66

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Antifreeze Refractometer Ethylene Glycol: -84°F-32°F 0-70% ,Propylene Glycol: -60°F-32°F 0-63% with ATC, Concentration of ethylene glycol or propylene glycol in antifreeze liquids.From Hanstronik

$21.90

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HYDROMETER - ALCOHOL, 0 - 200 PROOF and Tralle by Bellwether
(289)

$7.95

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High Resolution Quantitative Spectroscope - 400-700nm, +/-5nm
(60)

$9.99

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E-Z Red S102 Anti-Freeze Hydrometer
(45)

$12.31

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Bluelab pH Probe - Replacement pH Probe for Bluelab Meters, Monitors and Controllers - PROBPH
(39)

$89.99

Avg. Savings $21.65
Hanna Instruments HI98103 Checker pH Tester with Replaceable Electrode for Plant Germination
(10)

$43.52

Avg. Savings $5.36
Syrtenty Premium TENS Unit Electrodes 2" Square 20 pack Electrode Pads for TENS Massage EMS - 100% Satisfaction Guarantee
(4,464)

$16.99

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HM Digital DM-2 Commercial In-Line Dual TDS Monitor, 0-9990 ppm Range, +/- 2% Readout Accuracy
(13)

$39.94

Avg. Savings $1.09
API Pondcare Master Liquid Test Kit
(172)

$34.99

Avg. Savings $0.01
Atago 3810 PAL-1 Digital Hand Held Pocket Refractometer, 0.0 - 53.0% Brix Measurement Range
(8)

$263.22

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Apera Instruments EC60 Premium Waterproof Conductivity Pocket Tester, ±1% F.S Accuracy, Easy Switch of EC/TDS/Salinity, Replaceable BPB Sensor
(6)

$79.47

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Hanna Instruments HI721 Iron Checker HC Handheld Colorimeter 0.00 to 5.00 ppm Range
(12)

$70.00

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Hach 9531000 Pocket Pro pH Tester

$3.49

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Syrtenty Premium TENS Unit Electrodes 4.5"x6" butterfly electrodes 6 pack Electrode for TENS Massage EMS - 100% Satisfaction Guarantee
(493)

$12.99

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Hanna Instruments HI98128 pHep 5pH/Temperature Tester, 6-25/64" Length x 1-19/32" Width x 1" Height
(53)

$138.49

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HM Digital COM-80 Electrical Conductivity (EC) and Total Dissolved Solids Hydro Tester, 0-5000 ppm TDS Range, 1 ppm Resolution, +/- 2% Readout Accuracy
(27)

$25.56

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Oakton pHTestr 30 Waterproof pH Testr 30 Pocket Tester
(2)

$153.11

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Apera Instruments AI1201 PH60-E Replacement Probe for PH60 Pocket pH Tester
(1)

$28.14

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Chefast Hydrometer Kit for Wine, Beer, Mead and Kombucha - Combo Set of Triple-Scale Alcohol Hydrometer, Cleaning Cloth, and Storage Bag - ABV, Brix and Gravity Tester - Home Brewing Supplies

$6.49

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HM Digital C342 TDS and EC Calibration Solution, 342 ppm (NaCl), 90 ml Volume
(103)

$9.99

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Hanna Instruments HI713 Phosphate Low Range Checker® HC
(55)

$68.99

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Hanna Instruments HI 711 Checker HC Handheld Colorimeter, For Total Chlorine
(14)

$66.99

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0-32% Brix Meter Refractometer,V-Resourcing Portable Hand Held Refractometer for Sugar Content Test
(5)

$14.99

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Apera Instruments PH700 Benchtop Lab pH Meter, 0.01 pH Accuracy, 1-3 Points Auto Calibration, 3-in-1 pH/Temp. Electrode
(2)

$268.83

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Assured Automation WM-NLC Series Lead Free Brass Water Meter 3/4" with Pulse Output
(1)

$137.00

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0-90% Brix Meter Refractometer,V-Resourcing Portable Hand Held Sugar Content Measurement for Sugar, Food, Fruit, Beverages Honey

$16.99

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Proof and Tralle Hydrometer for Distilling Alcohol

$9.88

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Brix Refractometer Range 0-10% Brix Testing synthetic machining Coolants, maple sap, Cutting Liquid, CNC, For maple syrup makers, low-concentrated sugar solutions, Tea, ATC +LED light & pipettes

$19.59

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HM Digital TDS-4 Pocket Size TDS Tester Meter Without Digital Thermometer, 0-9990 ppm Measurement Range , 1 ppm Resolution, +/- 2% Readout Accuracy
(783)

$18.99

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HM Digital COM-100 Waterproof Combo Meter for EC, TDS and Temperature, 1-Pack
(92)

$49.49

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Bluelab Combo Meter (pH, Conductivity, and Temperature)
(82)

$249.99

Avg. Savings $2.38
Milwaukee Instruments MA911B/2 Double Junction Ph Electrode with 2 m Cable and Gel Filled Electrolyte Solution
(21)

$47.10

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Apera Instruments PH60F Premium pH Pocket Tester with Replaceable Flat Sensor, for Skin, Fabrics, Paper's pH Testing, ±0.01 pH Accuracy, -2.00-16.00 pH Range
(11)

$112.04

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Apera Instruments PH60S Premium Food pH Pocket Tester, Swiss Spear Sensor (Replaceable), ±0.01 pH Accuracy, -2.00-16.00 pH Range
(10)

$176.10

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Sper Scientific 860040 Turbidity Meter
(4)

$365.31

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Fill-Rite TT10AN In-Line Digital Turbine Meter, 1" Female NPT Thread, 1" ID, Aluminum/Acetal/Stainless Steel/Gold
(2)

$214.99

Avg. Savings $94.34