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Apera Instruments Value Series PH20 Waterproof pH Tester Kit, ±0.1 pH Accuracy

Apera Instruments Value Series PH20 Waterproof pH Tester Kit, ±0.1 pH Accuracy

$49.50$24.75

Apera PH60 Premium Waterproof pH Tester for general water solutions

Apera PH60 Premium Waterproof pH Tester for general water solutions

$79.60$39.80

Apera PH700 Benchtop Lab pH Meter 0.01 Accuracy with 3-in-1 pH/Temp. Electrode

Apera PH700 Benchtop Lab pH Meter 0.01 Accuracy with 3-in-1 pH/Temp. Electrode

$294.00$147.00

Apera Instruments PH60F Flat PH Tester. See Description (E8)

Apera Instruments PH60F Flat PH Tester. See Description (E8)

$29.95$14.97

Apera Instruments PH60 Series Premium Pocket pH Tester Kit

Apera Instruments PH60 Series Premium Pocket pH Tester Kit

$40.00$20.00

Apera Instruments AI311 Premium Series PH60 Waterproof pH Pocket Tester Kit

Apera Instruments AI311 Premium Series PH60 Waterproof pH Pocket Tester Kit

$39.99$20.00

NEW Apera Instruments PH910 Benchtop Lab pH Meter Kit with LabSen 211 Electrode

NEW Apera Instruments PH910 Benchtop Lab pH Meter Kit with LabSen 211 Electrode

$299.99$150.00

Apera Instruments Value Series PH20 Waterproof pH Pocket Tester Kit AI209

Apera Instruments Value Series PH20 Waterproof pH Pocket Tester Kit AI209

$40.00$20.00

Apera Instruments 3M KCL Storage Soaking Solution (8 Oz.) for Ph and ORP...

Apera Instruments 3M KCL Storage Soaking Solution (8 Oz.) for Ph and ORP...

$28.11$14.05

Apera Instruments pH Calibration Solution 7.00 pH 16oz Brand New Sealed

Apera Instruments pH Calibration Solution 7.00 pH 16oz Brand New Sealed

$14.99$7.50

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

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

$48.00$24.00

Apera Instruments AI1113 pH Calibration Buffer Solution Kit (7.00, 4.00), 8 o...

Apera Instruments AI1113 pH Calibration Buffer Solution Kit (7.00, 4.00), 8 o...

$19.88$9.94

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

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

$275.00$137.50

Apera Instruments SX716 Portable Lab Dissolved Oxygen DO Mete

Apera Instruments SX716 Portable Lab Dissolved Oxygen DO Mete

$239.99$120.00

Apera Instruments AI213 Value Series TDS20 Waterproof TDS Pocket Tester kit, Ac

Apera Instruments AI213 Value Series TDS20 Waterproof TDS Pocket Tester kit, Ac

$55.13$27.57

Apera Instruments Value Series Ph20 Waterproof Ph Tester Kit Auto Calibration

Apera Instruments Value Series Ph20 Waterproof Ph Tester Kit Auto Calibration

$33.99$17.00

Apera Instruments AI209 PH20 Value Pocket pH Tester Kit

Apera Instruments AI209 PH20 Value Pocket pH Tester Kit

$35.00$17.50

Apera Instruments AI311 Premium Series PH60 Waterproof pH Pocket Tester Kit

Apera Instruments AI311 Premium Series PH60 Waterproof pH Pocket Tester Kit

$86.95$43.48

Apera Instruments 700 Series pH Meter

Apera Instruments 700 Series pH Meter

$149.99$75.00

Apera Instruments LLC-AI221 SX610 Waterproof pH Pen Tester ±0.1 pH Accuracy 0...

Apera Instruments LLC-AI221 SX610 Waterproof pH Pen Tester ±0.1 pH Accuracy 0...

$85.96$42.98

Apera Instruments AI213 Value Series TDS20 Waterproof TDS Pocket Tester kit, ...

Apera Instruments AI213 Value Series TDS20 Waterproof TDS Pocket Tester kit, ...

$79.49$39.74

Apera Instruments CalPod Solution Holder for Easy Calibration

Apera Instruments CalPod Solution Holder for Easy Calibration

$20.00$10.00

CASE ONLY - Apera Instruments Case And Bottles PC 60 Testing PH EMPTY BOTTLES

CASE ONLY - Apera Instruments Case And Bottles PC 60 Testing PH EMPTY BOTTLES

$9.99$5.00

PARTS REPAIR AS IS Apera Instruments PC60 Multiparameter Tester Kit AI316

PARTS REPAIR AS IS Apera Instruments PC60 Multiparameter Tester Kit AI316

$25.00$12.50

Apera Instruments EC820 Benchtop Conductivity Meter Kit Open Box Bargain!

Apera Instruments EC820 Benchtop Conductivity Meter Kit Open Box Bargain!

$139.89$69.94

Apera Instruments AI3719 PC60-Z Bluetooth Smart Multi-meter Powered by ZenTest

Apera Instruments AI3719 PC60-Z Bluetooth Smart Multi-meter Powered by ZenTest

$159.95$79.97

Apera Instruments 3M KCL Storage Soaking Solution (8 Oz.) for Ph and ORP Electro

Apera Instruments 3M KCL Storage Soaking Solution (8 Oz.) for Ph and ORP Electro

$22.98$11.49

APERA INSTRUMENTS 201-C Combination pH Electrode BNC Connector Polycarbonate-...

APERA INSTRUMENTS 201-C Combination pH Electrode BNC Connector Polycarbonate-...

$51.60$25.80

Apera Instruments SX620 pH Pen Tester Kit with 0.01Accuracy, Auto. Calibration

Apera Instruments SX620 pH Pen Tester Kit with 0.01Accuracy, Auto. Calibration

$95.00$47.50

Apera Premium Series EC60 EC/TDS/Salinity Waterproof Conductivity Pocket Tester

Apera Premium Series EC60 EC/TDS/Salinity Waterproof Conductivity Pocket Tester

$107.00$53.50

Apera Instruments Premium Series PH8500-MT Portable pH Meter Kit for Meat, Blue

Apera Instruments Premium Series PH8500-MT Portable pH Meter Kit for Meat, Blue

$149.00$74.50

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

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

$178.00$89.00

Apera Instruments Premium-Series PH60S Food Ph Pocket Tester Kit, Swiss Spear Ph

Apera Instruments Premium-Series PH60S Food Ph Pocket Tester Kit, Swiss Spear Ph

$165.00$82.50

Sale 5 NEW Apera Instruments PH20 Value Pocket pH Tester Kit Water salinity TDS.

Sale 5 NEW Apera Instruments PH20 Value Pocket pH Tester Kit Water salinity TDS.

$89.99$44.99

Apera AI314 Premium EC60 Waterproof EC/TDS/Salinity Pocket Tester

Apera AI314 Premium EC60 Waterproof EC/TDS/Salinity Pocket Tester

$89.95$44.98

APERA INSTRUMENTS AI209 Value Series PH20 Waterproof pH Tester Kit, ±0.1 pH

APERA INSTRUMENTS AI209 Value Series PH20 Waterproof pH Tester Kit, ±0.1 pH

$62.15$31.07

Apera Instruments, LLC-AI1315 301Pt-S ORP Electrode, 8-pin Connector, Compati...

Apera Instruments, LLC-AI1315 301Pt-S ORP Electrode, 8-pin Connector, Compati...

$124.16$62.08

Apera Instruments 3M KCL Storage Soaking Solution (8 oz.) for pH and ORP...

Apera Instruments 3M KCL Storage Soaking Solution (8 oz.) for pH and ORP...

$24.86$12.43

Apera Instruments Value Series PH850 Portable Handheld pH Meter Kit

Apera Instruments Value Series PH850 Portable Handheld pH Meter Kit

$155.00$77.50

Apera Instruments DO8032 Luminescent Sensor Cap

Apera Instruments DO8032 Luminescent Sensor Cap

$150.00$75.00

Apera Instruments AI209 PH20 Value Pocket pH Tester Kit

Apera Instruments AI209 PH20 Value Pocket pH Tester Kit

$25.00$12.50

Apera Instruments AI3711 PH60-Z Bluetooth Smart pH Tester Powered by ZenTest

Apera Instruments AI3711 PH60-Z Bluetooth Smart pH Tester Powered by ZenTest

$122.95$61.48

Apera Instruments SX716 Portable Lab Dissolved Oxygen DO Meter Waterproof Auto

Apera Instruments SX716 Portable Lab Dissolved Oxygen DO Meter Waterproof Auto

$150.00$75.00

Apera Instruments AI311 Premium Series PH60 Waterproof pH Pocket Tester Kit

Apera Instruments AI311 Premium Series PH60 Waterproof pH Pocket Tester Kit

$79.99$39.99

Apera Instruments AI209 PH20 Value Pocket pH Tester Kit Free USPS Priority Ship

Apera Instruments AI209 PH20 Value Pocket pH Tester Kit Free USPS Priority Ship

$49.49$24.75

Apera EC20 Value Pocket Conductivity Tester Kit - AI212 - EC/Temp Readings

Apera EC20 Value Pocket Conductivity Tester Kit - AI212 - EC/Temp Readings

$44.99$22.50

Apera PC60Z Smart Bluetooth pH/Conductivity/TDS/Salinity/Resistivity/Temp Tester

Apera PC60Z Smart Bluetooth pH/Conductivity/TDS/Salinity/Resistivity/Temp Tester

$119.99$59.99

LLC-AI1201 Apera Instruments,LLC PH60-E Replacement Probe for PH60 Pocket pH ...

LLC-AI1201 Apera Instruments,LLC PH60-E Replacement Probe for PH60 Pocket pH ...

$40.42$20.21

Apera Instruments LLC-AI1213 Apera InstrumentsLLC SX615 Probe for SX610 pH Pe...

Apera Instruments LLC-AI1213 Apera InstrumentsLLC SX615 Probe for SX610 pH Pe...

$55.27$27.64

Apera Instruments GroStar GS3 EC Pen

Apera Instruments GroStar GS3 EC Pen

$100.00$50.00

Apera Instruments Powerful Magnetic Stirrer Model 801 NEW

Apera Instruments Powerful Magnetic Stirrer Model 801 NEW

$42.50$21.25

Apera PC60Z Smart Bluetooth pH/Conductivity/TDS/Salinity/Resistivity/Temp Tester

Apera PC60Z Smart Bluetooth pH/Conductivity/TDS/Salinity/Resistivity/Temp Tester

$195.00$97.50

Apera Instruments ORP60-E Replacement ORP Probe for ORP60 Pocket ORP Tester

Apera Instruments ORP60-E Replacement ORP Probe for ORP60 Pocket ORP Tester

$60.00$30.00

Apera EC60-DE Replacement Probe for EC60-Z Smart Pocket Conductivity Tester Kit

Apera EC60-DE Replacement Probe for EC60-Z Smart Pocket Conductivity Tester Kit

$51.00$25.50

Apera Instruments, LLC-AI1201 Apera Instruments,LLC PH60-E Probe for PH60 Pocket

Apera Instruments, LLC-AI1201 Apera Instruments,LLC PH60-E Probe for PH60 Pocket

$35.85$17.93

Apera 8oz pH Calibration Buffer Solution Kit (pH4.00 & 7.00), 4oz 3M KCLsolution

Apera 8oz pH Calibration Buffer Solution Kit (pH4.00 & 7.00), 4oz 3M KCLsolution

$30.00$15.00

Apera 4*8oz pH&EC Calibration Solution Kit, 1*4oz Storage Solution,CalBox

Apera 4*8oz pH&EC Calibration Solution Kit, 1*4oz Storage Solution,CalBox

$50.00$25.00

Apera Instruments SX716 Portable Lab Dissolved Oxygen DO Meter Waterproof Auto

Apera Instruments SX716 Portable Lab Dissolved Oxygen DO Meter Waterproof Auto

$177.99$89.00

Apera Premium Series PH60F Flat pH Pocket Tester Kit for Surface pH Test

Apera Premium Series PH60F Flat pH Pocket Tester Kit for Surface pH Test

$59.99$30.00

APERA INSTRUMENTS 201-C Combination pH Electrode, BNC Connector, Polycarbonat...

APERA INSTRUMENTS 201-C Combination pH Electrode, BNC Connector, Polycarbonat...

$30.00$15.00

Apera Instruments AI502 EC700 Benchtop Lab Conductivity/Temperature Meter - New

Apera Instruments AI502 EC700 Benchtop Lab Conductivity/Temperature Meter - New

$150.00$75.00

Apera PC60-DE pH/Conductivity Replacement Probe for PC60-Z Smart Pocket Tester

Apera PC60-DE pH/Conductivity Replacement Probe for PC60-Z Smart Pocket Tester

$95.00$47.50

Apera Instruments 84 µS/cm Conductivity Standard Calibration Solution 8 oz.

Apera Instruments 84 µS/cm Conductivity Standard Calibration Solution 8 oz.

$17.00$8.50

Apera Instruments AI311 Premium Series PH60 Waterproof pH Pocket Tester Kit pH

Apera Instruments AI311 Premium Series PH60 Waterproof pH Pocket Tester Kit pH

$112.95$56.48

Apera Premium Series PH60F Flat pH Pocket Tester Kit for Surface pH Test

Apera Premium Series PH60F Flat pH Pocket Tester Kit for Surface pH Test

$129.00$64.50

Apera Instruments PH60 Series Premium Line Waterproof pH Pocket Tester Kit

Apera Instruments PH60 Series Premium Line Waterproof pH Pocket Tester Kit

$59.99$30.00

Apera Instruments PH20 pH Tester Kit

Apera Instruments PH20 pH Tester Kit

$39.99$20.00

Apera 2401T-F Glass Conductivity Electrode Built-in Temperature Sensor

Apera 2401T-F Glass Conductivity Electrode Built-in Temperature Sensor

$94.00$47.00

Apera pH Calibration Solution Kit (7.00, 4.00), 16 oz/each+ CalPod Holder

Apera pH Calibration Solution Kit (7.00, 4.00), 16 oz/each+ CalPod Holder

$29.00$14.50

APERA INSTRUMENTS 201-C Combination pH Electrode, BNC Connector, Polycarbonat...

APERA INSTRUMENTS 201-C Combination pH Electrode, BNC Connector, Polycarbonat...

$44.25$22.13

Apera PH60-Z Smart Bluetooth pH Tester for general water solutions

Apera PH60-Z Smart Bluetooth pH Tester for general water solutions

$130.50$65.25

Apera Instruments SX620 pH Pen Tester Kit with 0.01 pH Accuracy, 3-Point Auto...

Apera Instruments SX620 pH Pen Tester Kit with 0.01 pH Accuracy, 3-Point Auto...

$100.15$50.08

Apera Instruments LLC-AI5512 EC850 Conductivity Meter Kit TDS

Apera Instruments LLC-AI5512 EC850 Conductivity Meter Kit TDS

$237.58$118.79

Apera Protelyte pH Electrode Storage Solution, 4oz.

Apera Protelyte pH Electrode Storage Solution, 4oz.

$25.00$12.50

Apera Instruments SX823-B Portable Handheld pH mv Cond Meter Kit

Apera Instruments SX823-B Portable Handheld pH mv Cond Meter Kit

$165.99$83.00

Apera Instruments AI209 Value Series PH20 Waterproof pH Tester Kit, Great Cond.

Apera Instruments AI209 Value Series PH20 Waterproof pH Tester Kit, Great Cond.

$49.95$24.98

Apera Instruments AI213 Value Series TDS20 Waterproof TDS Pocket Tester kit

Apera Instruments AI213 Value Series TDS20 Waterproof TDS Pocket Tester kit

$80.00$40.00

Apera PH850-DP Portable pH Meter for Dairy Liquid Food & Pool Water Tester Kit

Apera PH850-DP Portable pH Meter for Dairy Liquid Food & Pool Water Tester Kit

$169.09$84.55

Apera Instruments LLC-AI314 Premium Series EC60 Waterproof Conductivity Pocke...

Apera Instruments LLC-AI314 Premium Series EC60 Waterproof Conductivity Pocke...

$156.50$78.25

APERA INSTRUMENTS 201-C pH Electrode BNC Connector Polycarbonate Body

APERA INSTRUMENTS 201-C pH Electrode BNC Connector Polycarbonate Body

$52.13$26.07

apera instruments fluid precision sine 1991 Premium Series PH60 pH Tester

apera instruments fluid precision sine 1991 Premium Series PH60 pH Tester

$125.00$62.50

Apera 201DJ-C Double-Junction pH Electrode, BNC Connector, 3 Ft Cable, PC Body

Apera 201DJ-C Double-Junction pH Electrode, BNC Connector, 3 Ft Cable, PC Body

$48.00$24.00

Apera Instruments SX615 Replacement Probe for SX610 pH Pen Tester

Apera Instruments SX615 Replacement Probe for SX610 pH Pen Tester

$43.00$21.50

Apera Instruments 5052 Saltwater Salinity Tester (0-100 PPT, ±1.5% Accuracy) ...

Apera Instruments 5052 Saltwater Salinity Tester (0-100 PPT, ±1.5% Accuracy) ...

$17.99$8.99

Apera PH60 Premium Waterproof pH Tester for general water solutions

Apera PH60 Premium Waterproof pH Tester for general water solutions

$75.00$37.50

Apera Instruments PH910 Benchtop Lab pH Meter Kit with LabSen 211 Refillable

Apera Instruments PH910 Benchtop Lab pH Meter Kit with LabSen 211 Refillable

$329.90$164.95

Apera 801 Powerful Magnetic Lab Stirrer/Stir Plate, Speed Range: 0-2300 rpm

Apera 801 Powerful Magnetic Lab Stirrer/Stir Plate, Speed Range: 0-2300 rpm

$86.00$43.00

Apera 16oz. pH Solution Kit (pH 4.00,7.00,10.01),4oz.storage solution+CalPod

Apera 16oz. pH Solution Kit (pH 4.00,7.00,10.01),4oz.storage solution+CalPod

$47.50$23.75

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

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

$569.00$284.50

Apera Instruments AI311, PH60 Series Premium Pocket pH Tester Kit Pre-owned

Apera Instruments AI311, PH60 Series Premium Pocket pH Tester Kit Pre-owned

$51.00$25.50

Apera Instruments SX625 Replacement pH Probe for SX620 pH Pen Tester

Apera Instruments SX625 Replacement pH Probe for SX620 pH Pen Tester

$53.00$26.50

Apera Instruments PH60 Series Premium Pocket pH Tester Kit Pre-owned

Apera Instruments PH60 Series Premium Pocket pH Tester Kit Pre-owned

$60.56$30.28

Apera 601 Magnetic Lab Stirrer

Apera 601 Magnetic Lab Stirrer

$25.00$12.50

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

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

$70.00$35.00

Apera Instruments PCO60-Z Bluetooth pH

Apera Instruments PCO60-Z Bluetooth pH

$199.99$100.00

Apera 6*8oz pH&EC Calibration Solution Kit, 1*4oz storage solution, plus CalPod

Apera 6*8oz pH&EC Calibration Solution Kit, 1*4oz storage solution, plus CalPod

$70.00$35.00

Apera Instruments SX716 Portable Lab Dissolved Oxygen DO Meter, Waterproof, Auto

Apera Instruments SX716 Portable Lab Dissolved Oxygen DO Meter, Waterproof, Auto

$314.99$157.50

Apera Instruments PH800 Benchtop pH Meter w/ 201T-F Attachment

Apera Instruments PH800 Benchtop pH Meter w/ 201T-F Attachment

$350.00$175.00

Apera EC700 Benchtop Lab Conductivity/Temperature Meter

Apera EC700 Benchtop Lab Conductivity/Temperature Meter

$330.00$165.00

Apera Instruments Value Series PH850-WW Portable pH Meter Kit Wastewater AI5531

Apera Instruments Value Series PH850-WW Portable pH Meter Kit Wastewater AI5531

$237.40$118.70