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Water Analysis Meters & Electrodes

Meet your new lab assistants. These pen meters and their range of add-ons from Ohaus ensure that you have the right lab equipment for the job. Featuring a wide range of pen meters and numerous electrodes, you can measure pH levels, Oxidation-Reduction Potential, conductivity levels, and dissolved oxygen in a variety of environments. Your lab can benefit from the tools and expertise provided by Ramo Trading. Our rotary tools, lab scales, and pen meters are all built to provide convenience and precision. Shop now to find the conductivity pen you need!
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Ohaus Starter ST300-G 1mV PH Portable Water Analysis 3 Years Warranty
Ohaus Starter ST300-G 1mV PH Portable Water Analysis 3 Years Warranty
Ohaus Starter ST300-G 1mV PH Portable Water Analysis 3 Years Warranty
-7%
$507.60
$550.00
$507.60
Ohaus Starter ST300-G 1mV PH Portable Water Analysis 3 Years Warranty
$507.60
$550.00
$507.60
Description:After more than a century of perfecting the art of measurement through our durable weighing products, OHAUS precision is now available in the form of...
Ohaus ST20T-A TDS Pen Meter, 0.0-100mg/L, Temperature Display
Ohaus ST20T-A TDS pen meter, measurement range 0.0 - 100mg/L, temperature display
-7%
$128.70
$139.00
$128.70
Ohaus ST20T-A TDS Pen Meter, 0.0-100mg/L, Temperature Display
$128.70
$139.00
$128.70
Description:The Ohaus ST20T-A TDS Pen Meter is a compact and portable device that allows for fast and convenient measurement of total dissolved solids (TDS). With...
Ohaus ST20D DO Pen Meter 0.0-19.9mg/L with Temperature Display
Ohaus Pen Meter ST20D DO pen meter, measurement range 0.0 to 19.9mg/L, temperature display
Ohaus ST20D DO Pen Meter 0.0-19.9mg/L with Temperature Display
-7%
$444.60
$481.00
$444.60
Ohaus ST20D DO Pen Meter 0.0-19.9mg/L with Temperature Display
$444.60
$481.00
$444.60
Description:The Ohaus ST20D DO Pen Meter is a compact and convenient tool for measuring dissolved oxygen (DO) in various applications. With a measurement range of...
Ohaus ST20C-C Conductivity Pen Meter, 0.0 - 19.99mS/cm, Temperature Display
Ohaus Pen Meter ST20C-C Conductivity pen meter, measurement range 0.0 - 19.99mS/cm, temperature display
-7%
$128.70
$139.00
$128.70
Ohaus ST20C-C Conductivity Pen Meter, 0.0 - 19.99mS/cm, Temperature Display
$128.70
$139.00
$128.70
Description:The Ohaus ST20C-C Conductivity Pen Meter is a compact and convenient tool for fast electrochemistry measurement. It offers accurate measurement of conductivity in the range...
Ohaus ST20C-B Conductivity Pen Meter, 0.0 - 1999 µs/cm, Temperature Display
Ohaus Pen Meter ST20C-B Conductivity pen meter, measurement range 0.0 - 1999µs/cm, temperature display
-7%
$128.70
$139.00
$128.70
Ohaus ST20C-B Conductivity Pen Meter, 0.0 - 1999 µs/cm, Temperature Display
$128.70
$139.00
$128.70
Description:The Ohaus ST20C-B Conductivity Pen Meter is a compact and convenient tool for electrochemistry measurement. It provides accurate measurement of conductivity in the range of...
Ohaus ST20C-A Conductivity Pen Meter, 0.0 - 199.9 µs/cm, Temperature Display
Ohaus Pen Meter ST20C-A Conductivity pen meter, measurement range 0.0 - 199.9µs/cm, temperature display
-7%
$128.70
$139.00
$128.70
Ohaus ST20C-A Conductivity Pen Meter, 0.0 - 199.9 µs/cm, Temperature Display
$128.70
$139.00
$128.70
Description:The Ohaus ST20C-A Conductivity Pen Meter is a compact and convenient tool for fast electrochemistry measurement. It offers a measurement range of 0.0 - 199.9...
Ohaus ST10T-B TDS Pen Meter, 0.0-1000mg/L Measurement Range
Ohaus Pen Meter ST10T-B TDS pen meter, measurement range 0.0 - 1000mg/L
-7%
$99.00
$107.00
$99.00
Ohaus ST10T-B TDS Pen Meter, 0.0-1000mg/L Measurement Range
$99.00
$107.00
$99.00
Description:The Ohaus ST10T-B TDS Pen Meter is a compact and portable device that provides accurate measurement of total dissolved solids (TDS) in a liquid. With...
Ohaus ST10T-A TDS Pen Meter, 0.0-100mg/L Range
Ohaus Pen Meter ST10T-A TDS pen meter, measurement range 0.0 - 100mg/L
-7%
$99.00
$107.00
$99.00
Ohaus ST10T-A TDS Pen Meter, 0.0-100mg/L Range
$99.00
$107.00
$99.00
Description:The Ohaus ST10T-A TDS Pen Meter is a compact and convenient tool for fast and accurate measurement of total dissolved solids (TDS) in liquids. With...
Ohaus ST10S Salinity Pen Meter 0.0-10.0ppt
Ohaus Pen Meter ST10S Salinity pen meter, measurement range 0.0 - 10.0ppt
-7%
$87.30
$94.00
$87.30
Ohaus ST10S Salinity Pen Meter 0.0-10.0ppt
$87.30
$94.00
$87.30
Description:The Ohaus ST10S Salinity Pen Meter is a compact and convenient tool for fast and accurate measurement of salinity. With a measurement range of 0.0-10.0ppt...
Ohaus ST10R ORP Pen Meter -1000mV to 1000mV
Ohaus Pen Meter ST10R ORP pen meter, measurement range -1000mV to 1000mV
-7%
$143.10
$155.00
$143.10
Ohaus ST10R ORP Pen Meter -1000mV to 1000mV
$143.10
$155.00
$143.10
Description:Compact Design for Fast, Convenient Electrochemistry Measurement At Your FingertipsBrand:OhausSKU:30073984Type:Pen MeterFeatures: Measurement Range: -1000mV to 1000mV Accuracy: 2mV Display: LCD Automatic Shutdown: Yes, After 6...
Ohaus ST10C-C Conductivity Pen Meter 0.0-19.99mS/cm
Ohaus Pen Meter ST10C-C Conductivity pen meter, measurement range 0.0 - 19.99mS/cm
-7%
$87.30
$94.00
$87.30
Ohaus ST10C-C Conductivity Pen Meter 0.0-19.99mS/cm
$87.30
$94.00
$87.30
Description:The Ohaus ST10C-C Conductivity Pen Meter is a compact and convenient tool for fast electrochemistry measurement. It offers a measurement range of 0.0-19.99mS/cm with an...
Ohaus ST10C-B Conductivity Pen Meter, 0.0-1999 µs/cm
Ohaus Pen Meter ST10C-B Conductivity pen meter, measurement range 0.0 - 1999µs/cm
-7%
$87.30
$94.00
$87.30
Ohaus ST10C-B Conductivity Pen Meter, 0.0-1999 µs/cm
$87.30
$94.00
$87.30
Description:The Ohaus ST10C-B Conductivity Pen Meter is a compact and convenient tool for fast and accurate electrochemistry measurement. With a measurement range of 0.0-1999 µs/cm...
Ohaus ST10C-A Conductivity Pen Meter, 0.0 - 199.9 µs/cm
Ohaus Pen Meter ST10C-A Conductivity pen meter, measurement range 0.0 - 199.9µs/cm
-7%
$87.30
$94.00
$87.30
Ohaus ST10C-A Conductivity Pen Meter, 0.0 - 199.9 µs/cm
$87.30
$94.00
$87.30
Description:The Ohaus ST10C-A Conductivity Pen Meter is a compact and convenient tool for fast electrochemistry measurement. With a measurement range of 0.0 - 199.9 µs/cm...
Ohaus ST10 pH Pen Meter, Resolution 0.1 pH
Ohaus Pen Meter ST10 pH pen meter, resolution 0.1 pH
-16%
$66.60
$80.00
$66.60
Ohaus ST10 pH Pen Meter, Resolution 0.1 pH
$66.60
$80.00
$66.60
Description:Compact Design for Fast, Convenient Electrochemistry Measurement At Your FingertipsBrand:OhausSKU:30073970Type:Meter Type: pHFeatures: Easily replaceable electrodes Automatic shut off feature Technical Specifications: Measurement Range: 0.00 –...
OHAUS STDO21-5 DO Electrode, 5m Cable, Measurement Range 0.00 - 20.0 mg/L(ppm)
Ohaus DO Electrode, 5m Cable, STDO21 Measurement Range 0.00 - 20.0 mg/L(ppm)
OHAUS STDO21-5 DO Electrode, 5m Cable, Measurement Range 0.00 - 20.0 mg/L(ppm)
-7%
$1,332.00
$1,440.00
$1,332.00
OHAUS STDO21-5 DO Electrode, 5m Cable, Measurement Range 0.00 - 20.0 mg/L(ppm)
$1,332.00
$1,440.00
$1,332.00
Description:Backed by our commitment to accurate and precise measurement, the OHAUS STDO21-5 DO Electrode is designed to produce exact results time and time again. It...
Ohaus STDO21 DO Electrode Optical Dissolved Oxygen Probe
Ohaus DO Electrode STDO21 Optical Dissolved Oxygen (DO) probe, plastic shaft
-7%
$1,291.50
$1,400.00
$1,291.50
Ohaus STDO21 DO Electrode Optical Dissolved Oxygen Probe
$1,291.50
$1,400.00
$1,291.50
Description:The Ohaus STDO21 DO Electrode is an optical dissolved oxygen probe with a plastic shaft. It is designed to produce exact results time and time...
Ohaus Starter ST5000-F pH Bench Meter
Ohaus Starter ST5000-F 0.001pH pH Bench Meter ORP Measurement 3 Year Warranty
Ohaus Starter ST5000-F pH Bench Meter
-9%
$1,582.20
$1,740.00
$1,582.20
Ohaus Starter ST5000-F pH Bench Meter
$1,582.20
$1,740.00
$1,582.20
Description:The Ohaus Starter ST5000-F pH Bench Meter is a high-performance benchtop pH meter ideal for accurate everyday measurements in the laboratory. Backed by OHAUS' century-old...
Ohaus Starter ST5000-B pH Bench Meter
Ohaus Starter ST5000-B 0.001pH pH Bench Meter ORP Measurement 3 Year Warranty
Ohaus Starter ST5000-B pH Bench Meter
-9%
$1,495.80
$1,645.00
$1,495.80
Ohaus Starter ST5000-B pH Bench Meter
$1,495.80
$1,645.00
$1,495.80
Description:The Ohaus Starter ST5000-B pH Bench Meter is a high-performance benchtop pH meter ideal for accurate everyday measurements in the laboratory. Backed by OHAUS' century-old...
Ohaus Starter ST300C-G Conductivity Meter Portable Water Analysis 3 YRS Warranty
Ohaus Starter ST300C-G Conductivity Meter Portable Water Analysis 3 YRS Warranty
Ohaus Starter ST300C-G Conductivity Meter Portable Water Analysis 3 YRS Warranty
-7%
$595.80
$645.00
$595.80
Ohaus Starter ST300C-G Conductivity Meter Portable Water Analysis 3 YRS Warranty
$595.80
$645.00
$595.80
Description:After more than a century of perfecting the art of measurement through our durable weighing products, OHAUS precision is now available in the form of...
Ohaus Starter Plastic ST270 pH Electrode
Ohaus Starter Plastic ST270 Water Analysis Ceramic Pin pH Electrode 0 to 14pH
Ohaus Starter Plastic ST270 pH Electrode
-7%
$342.00
$368.00
$342.00
Ohaus Starter Plastic ST270 pH Electrode
$342.00
$368.00
$342.00
Description:The Ohaus Starter Plastic ST270 pH Electrode is designed to provide accurate and precise measurement results. It is suitable for various applications including pH measurement...
Ohaus Starter STSURF pH Electrode
Ohaus Starter STSURF Water Analysis Plastic Pin pH Electrode 2 to 12pH
Ohaus Starter STSURF pH Electrode
-6%
$189.00
$203.00
$189.00
Ohaus Starter STSURF pH Electrode
$189.00
$203.00
$189.00
Description:The Ohaus Starter STSURF pH Electrode is designed to provide accurate and precise measurement results. It is suitable for various applications including pH, reference, oxidation-reduction...
Ohaus ST20M-C Pen Meter Conductivity pH Salinity 0.00 - 19.99 ms/cm
Ohaus ST20M-C Pen Meter measurement range 0.00 - 19.99 ms/cm
Ohaus ST20M-C Pen Meter Conductivity pH Salinity 0.00 - 19.99 ms/cm
-7%
$145.80
$158.00
$145.80
Ohaus ST20M-C Pen Meter Conductivity pH Salinity 0.00 - 19.99 ms/cm
$145.80
$158.00
$145.80
Description:The Ohaus ST20M-C Pen Meter is a compact and convenient tool for fast and accurate measurement of conductivity, pH, and salinity. With a measurement range...
Ohaus 30087996 Pen Electrode for ST10C-C ST10S
Ohaus 30087996 Pen Electrode, Compatible with ST10C-C ST10S
-13%
$71.25
$82.31
$71.25
Ohaus 30087996 Pen Electrode for ST10C-C ST10S
$71.25
$82.31
$71.25
Description:The Ohaus 30087996 Pen Electrode is a compatible accessory for the ST10C-C and ST10S pen meters. It is designed to provide accurate measurement of conductivity...
Ohaus 30087995 Pen Electrode ST10C-B ST10T-B
Ohaus 30087995 Pen Electrode, Compatible with ST10C-B ST10T-B
-15%
$71.25
$84.32
$71.25
Ohaus 30087995 Pen Electrode ST10C-B ST10T-B
$71.25
$84.32
$71.25
Description:The Ohaus 30087995 Pen Electrode is a high-quality electrode compatible with the ST10C-B and ST10T-B models. It is designed for accurate and reliable measurements in...
Ohaus 30087994 Pen Electrode ST10C-A ST10T-A
Ohaus 30087994 Pen Electrode, Compatible with ST10C-A ST10T-A
-15%
$71.25
$84.32
$71.25
Ohaus 30087994 Pen Electrode ST10C-A ST10T-A
$71.25
$84.32
$71.25
Description:The Ohaus 30087994 Pen Electrode is compatible with the ST10C-A and ST10T-A models. It is a high-quality electrode designed for accurate and reliable measurements. The...
Ohaus 30088021 Replaceable Electrode for ST20R Pen Meter
Ohaus 30088021 Replaceable electrode compatible with ST20R pen meter
-7%
$128.70
$139.00
$128.70
Ohaus 30088021 Replaceable Electrode for ST20R Pen Meter
$128.70
$139.00
$128.70
Description:The Ohaus 30088021 Replaceable Electrode is designed for use with the ST20R Pen Meter. This electrode allows for accurate measurement of oxidation-reduction potential (ORP) and...
Ohaus 30088020 Replaceable Electrode for ST10R Pen Meter
Ohaus 30088020 Replaceable electrode compatible with ST10R pen meter
-11%
$99.00
$111.82
$99.00
Ohaus 30088020 Replaceable Electrode for ST10R Pen Meter
$99.00
$111.82
$99.00
Description:The Ohaus 30088020 Replaceable Electrode is compatible with the ST10R pen meter. It is designed to provide accurate and reliable measurements for various applications. The...
Ohaus 30087999 Replaceable Probe for ST20C-C and ST20S Pen Meters
Ohaus 30087999 Replaceable probe compatible with ST20C-C and ST20S pen meters
-16%
$71.25
$85.00
$71.25
Ohaus 30087999 Replaceable Probe for ST20C-C and ST20S Pen Meters
$71.25
$85.00
$71.25
Description:The Ohaus 30087999 Replaceable Probe is compatible with the ST20C-C and ST20S pen meters. This probe allows for fast and convenient electrochemistry measurement at your...

Items 57 to 84 of 94 total