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Apera PC400S Portable Meter Kit (pH/EC/TDS/Salinity/Resistivity/Temp.)

$ 549.25 $ 329.55

Apera PH8500-SL Portable pH Meter for Soil with LabSen® 553 POM pH Electrode

$ 367.84 $ 220.7

Apera DJS-0.1-C Conductivity Electrode for Low Conductivity Measurement

$ 150.47 $ 90.28

Apera OPR60-Z Smart Bluetooth OPR Tester Kit for General water solutions

$ 148.8 $ 89.28

Apera PH400S Portable Ph Meter Kit, 0.01 Ph Accuracy, 500 Groups of Data Storage

$ 321.86 $ 193.11

NEW Thermo Electron Orion 3-Star 1214001 Fresh Wastewater Conductivity Test Kit

$ 836 $ 501.6

Acorn® Ion 6 Meter, Ion, mV, pH, °C, Temperature, Protective Boot / Stand.

$ 148.72 $ 89.23

APERA LabSen 831 Glass-body pH Electrode for Strong Acid Solutions

$ 124.56 $ 74.73

86031 AZ Water Quality meter PH Conductivity Salinity Dissolved oxygen Temperate

$ 325.16 $ 195.09

Orion Ionalyzer Digital pH Meter 801 with Thermo pH 91-04 Refillable Probe

$ 101.71 $ 61.03

Orion 3 Star pH Portable Meter W 8175BNWP Sure-Flow Semi-Micro Epoxy Electrode

$ 154 $ 92.4

APERA LabSen 821 Glass-body pH Electrode for Milk, Yogurt, Cream, and Sauces

$ 107.84 $ 64.7

PH Meter Online Controller Digital Industrial PH Tester Water Quality Monitor

$ 110.88 $ 66.52

T164495 Oakton pH 510 Series pH/mV/ºC Meter w/ WD-35801-00 Electrode, Temp Probe

$ 88 $ 52.8

Sartorius PR-20 Benchtop Conductivity Meter Pro 20 Series Pre-owned Nice

$ 175.12 $ 105.07

APERA LabSen 803 Glass-body pH/Temp. Electrode for Pure Water

$ 177.23 $ 106.33

Corning 307 Portable pH / Temperature Meter - No Probe

$ 26.35 $ 15.81

T176500 Fisher Scientific Accumet XL150 Benchtop pH Meter

$ 88 $ 52.8

ABB TB84 PH Analyzer Transmitter TB84PH2000111 No Back Cover

$ 290.35 $ 174.21

vwr 14002-784 ph electrode epoxy posi-pHlo probe [5*A-1]

$ 88 $ 52.8

Orion Model 210A pH Meter

$ 22 $ 13.2

APERA LabSen 881 Glass-body pH Electrode for Low Temperature Solutions

$ 146.3 $ 87.78

APERA LabSen 251 Glass-body Spear pH Electrode for Semi-Solid Samples

$ 134.59 $ 80.75

Omega DP24-PH Panel Meter w/ Sensor

$ 198 $ 118.8

Omega CDH-80MS Conductivity Meter Pocket Pal with Accessories (16837,38 B43)

$ 114.35 $ 68.61

Apera PH850-BR Portable pH Meter for Beverage Making with LabSen® 213 Electrode

$ 271.7 $ 163.01

Apera PH850-WW Portable pH Meter for Wastewater Treatment (LabSen 333 Electrode)

$ 256.65 $ 153.99

APERA LabSen 851-3 Glass-body Pre-pressurized pH Electrode for Viscous Solutions

$ 236.58 $ 141.95

Apera WS100 Fluoride/pH Portable Meter Kit with 3-in-1 Fluoride Probe

$ 534.2 $ 320.52

Conductivity Meter Water Quality Monitor Analyzer Portable Conductivity Tester

$ 118.8 $ 71.28

Omega CDTX-90-1P Conductivity/Resistivity Meter w/ CDCE-90-10 Probe

$ 396 $ 237.6

Corning M240 Digital pH Conductivity Temperature Meter BenchTop Stand & Probe

$ 34.76 $ 20.85

NEW GEORGE FISCHER SIGNET 3-2714 PH ELECTRODE 198844300 32714

$ 228.8 $ 137.28

Apera EC400S Portable EC (Conductivity/TDS/Salinity/Resistivity) Meter Kit

$ 361.98 $ 217.19

Apera PH60S-DE Replacement Spear pH Probe for 60-Z Smart pH Pocket Tester

$ 148.8 $ 89.28

APERA 231 Glass-body pH Electrode for Wastewater, Suspensions, Emulsions

$ 91.12 $ 54.67

VWR CONDUCTIVITY PROBE GLASS 4075, 23226-524 NEW

$ 242 $ 145.19

FISHERBRAND Accumet Liquid-Filled Polymer Body Combination Electrodes 10mm Diam.

$ 43.99 $ 26.39

Apera Instruments AI413 PC400 Portable pH/EC/TDS/Temp. Multi-Parameter Meter Kit

$ 406.29 $ 243.77

Apera Instruments WS200 Fluoride/pH/Conductivity 7-in-1 Portable Meter Kit

$ 642.88 $ 385.73

APERA LabSen 241-180 Micro pH Electrode for NMR Tubes

$ 217.36 $ 130.41

Apera PH8500-BR Portable pH Meter for Beverage Making with LabSen 213 Electrode

$ 340.25 $ 204.15

VWR Symphony SP70P Portable Multi-Parameter pH Meter Pre-owned Battery Powered

$ 131.12 $ 78.67

Apera EC9500 Research-grade Conductivity/TDS/salinity/resistivity Benchtop Meter

$ 751.56 $ 450.93

APERA LabSen 241-6 Glass-body pH Electrode for Test Tubes Small Samples (>0.2mL)

$ 157.16 $ 94.3

Denver Instrument Model 220 pH Conductivity Meter w/ Probe Arm & Power Supply

$ 329.99 $ 197.99

Apera PH8500-SS Portable pH Meter Kit for Food with LanSen® 753 Food-Grade Probe

$ 438.9 $ 263.33

Apera PH850-SB Portable pH Meter for Strong Alkaline Solution

$ 308.48 $ 185.09

+GF+ Georg Fischer 387501P Signet pH/ORP Transmitter - 60 day warranty

$ 121 $ 72.59

Apera PH60S-Z Smart Spear pH Tester for Food and Solid Sampling pH Measurement

$ 229.9 $ 137.94

Apera Value Series EC850 Portable Handheld Conductivity/TDS Meter Kit

$ 275.04 $ 165.02

Acorn® Ion 6 Meter, Ion, mV, pH, °C, Temperature, Protective Boot / Stand.

$ 158.4 $ 95.04

Nalco Portable Waterproof pH/mV/°C Meter with Probe 400-C0060.88, -2 to 16 pH

$ 351.95 $ 211.17

Nalco Conductivity Meter Probe 500-R1342.88, for 420-C0050.88 & 420-C0055.88

$ 123.15 $ 73.89

THERMO SCIENTIFIC 8107UWMMD ROSS ULTRA PH/ATC PROBE, DJ/EPOXY/3M; BNC/8-PIN DIN

$ 100.76 $ 60.45

Milwaukee Martini EC60 Pocket-size Conductivity / TDS / Temperature Meter

$ 67.76 $ 40.65

Apera PH8500-HF Portable pH Meter for Solutions containing Strong Acid

$ 377.87 $ 226.72

Sper Scientific 840087 Handheld Digital pH Meter with Probe

$ 51.92 $ 31.15

New Portable Water Activity Meter WA-60A with Software

$ 514.79 $ 308.87

Fisher Scientific Accumet Basic pH Meter

$ 52.75 $ 31.65

APERA LabSen 851-1 Glass-body pH Electrode for Skincare Products and Coatings

$ 140.44 $ 84.26

Apera PH8500-PW Portable pH Meter for Pure Water with LabSen® 803 Electrode

$ 406.29 $ 243.77

Apera PH8500-SB Portable pH Meter for Strong Basic Solutions with LabSen® 841

$ 377.87 $ 226.72

Apera Instruments YD300 Portable Water Hardness (CA2+ and MG2+) Meter Kit

$ 403.78 $ 242.27

Testo 206-PH1 PH Meter Tester instrument probe head for liquids 0563 2061

$ 102.07 $ 61.24

Apera PH8500-DP Portable pH Meter for Dairy Products and Liquid Food

$ 342.76 $ 205.65

Apera PH850-DP Portable pH Meter for Dairy Products and Liquid Food

$ 272.53 $ 163.52

TESTERS SALINITY HANNA INSTRUMENTS-

$ 35.2 $ 21.12

Apera EC800 Laboratory Benchtop Conductivity/TDS/Salinity/Resistivity/Temp.Meter

$ 475.68 $ 285.41

ORION Model 230A Portable pH METER *Untested* No Cable

$ 48.4 $ 29.04

Apera 2301T-F Conductivity/Temp. Electrode (K=1), BNC/RCA Connector

$ 58.52 $ 35.11

Apera PH800 Laboratory Benchtop pH Meter

$ 341.44 $ 204.86

Endress Hauser Turbimax CUS52D Turbidity Sensor

$ 1276 $ 765.6

VWR DIGITAL CONDUCTIVITY METER 23226-501 CONDUCTIVITY PROBE New Old Stock

$ 132 $ 79.2

Accumet Portable AP62 Handheld pH/mV Meter Fisher Scientific

$ 158.4 $ 95.04

Apera Value Series PC850 Portable Handheld pH/Conductivity Multi-Parameter Meter

$ 408.8 $ 245.28

Apera PH820 Benchtop pH Meter Kit ±0.002 pH Accuracy 5-Point Auto Calibration

$ 530.86 $ 318.51

SPER SCIENTIFIC 850081 Water Quality Meter w/ Case- Ph, mV, Conductivity

$ 109.99 $ 65.99

Apera PH850-BS Portable Meat pH Meter Kit with LanSen 763 Blade Spear Electrode

$ 477.35 $ 286.41

HORIBA LAQUAtwin 3200456564 Model B-721 Compact Salt Meter

$ 401.38 $ 240.83

Horiba pH-11 LAQUAtwin Compact pH Meter, Range 0.1pH ,for soil,cream,milk,liquid

$ 145.19 $ 87.11

VWR SympHony SP80PC Multi-parameter pH Meter W 2 Probes VT-5 & 14002-860

$ 255.19 $ 153.11

Nalco pH/mV/°C Probe 500-R1340.88, -2 to 16 pH, for Meter 400-C0060.88

$ 123.15 $ 73.89

Apera PC800 Benchtop pH/Conductivity/TDS/Salinity/Resistivity/Temp. Meter Kit

$ 664.62 $ 398.77

APERA LabSen333POM-body pH/Temp Electrode for Wastewater, Emulsions, Suspensions

$ 97.81 $ 58.68

Thermo Scientific ORION 2-Star SERIES PH METER CP46

$ 271.04 $ 162.62

Thermo Orion Model 210A pH Meter with Power Supply

$ 33.66 $ 20.19

Thermo Orion 3 Star Benchtop pH Meter

$ 103.84 $ 62.3

Mettler Intrac 777M/070/4404/D00/EP/A00 Sensor

$ 880 $ 528

ORP Meter Tester Waterproof Redox Meter Water Quality Analyzer -1999 to 1999mV

$ 26.39 $ 15.83

Benchtop Conductivity TDS Meter Temperature Tester Water Quality Analyzer

$ 269.28 $ 161.56

T162897 Beckman 240 pH/Temperature Meter 511200

$ 44 $ 26.4

Apera 201T-S 3-in-1 pH/temperature Electrode, ATC enabled, 8-pin Connector

$ 58.52 $ 35.11

ASHLAND DREW MARINE 0173054 DIGITAL CONDUCTIVITY METER KIT -FREE SHIPPING-

$ 131.12 $ 78.67

Oakton EcoTester CTS Pocket Conductivity, Salinity, and TDS Meter

$ 92.39 $ 55.43

Apera Instruments PH60-E Replacement Probe for PH60 Pocket pH Tester

$ 40.34 $ 24.2

Ohaus St10c-B Conductivity Meter,10 Deg. To 40 Deg. C

$ 57.02 $ 34.21

AZ8651 Water Quality Meter PH/OPR/Temperature Tester PH OPR 2 in 1

$ 391.6 $ 234.96

Thermo Scientific Orion 3 Star Benchtop pH Meter 13-644-928

$ 254.32 $ 152.59

Hach DREL/1c Colorimeter w/ Hach Conductivity TDS Meter & Hach One pH Meter

$ 435.6 $ 261.36