accessibility menu, dialog, popup

UserName
Viewing profile as user:

Electrochemistry Meters

Multiparameter Meters (330)
Conductivity Meters (159)
Dissolved Oxygen Meters (76)
Chlorine Meters (46)
Biological Oxygen Demand Meters (37)
Inline Electrochemistry Analyzers (33)
ISE Concentration Meters (31)
Karl Fisher Titrators (31)
Oxidation Reduction Potential Meters (21)
Water Activity Analyzers (10)

Filtered Search Results

Products from some of our suppliers do not display in filtered search results. Please clear all filters to see these products.

Narrow Results

Narrow Results

No results found within this category. Try removing some selected filters and try again.

category

special offers

  • (61)
  • (73)

brands

  • (1)
  • (1)
  • (1)
  • (1)
  • (7)
  • (2)
  • (20)
  • (1)
  • (1)
  • (5)
  • (5)
  • (1)
  • (1)
  • (1)
  • (46)
  • (14)
  • (4)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (6)
  • (1)
  • (55)
  • (40)
  • (1)
  • (4)
  • (1)
  • (1)
  • (16)
  • (3)
  • (139)
  • (1)
  • (6)
  • (1)
  • (3)
  • (82)
  • (1)
  • (1)
  • (2)
  • (1)
  • (11)
  • (1)
  • (8)
  • (4)
  • (1)
  • (1)
  • (2)
  • (27)
  • (2)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (2)
  • (1)
  • (3)
  • (4)
  • (1)
  • (4)
  • (1)
  • (2)
  • (210)
  • (1)
  • (5)
  • (1)
  • (1)
  • (1)
  • (3)
  • (4)
  • (39)

special interests

  • (8)
  • (3)
  • (26)
  • (163)

Measurement Modes

  • (8)
  • (8)
  • (13)
  • (95)
  • (12)
  • (8)
  • (21)
Show all

Display Type

  • (2)
  • (4)
  • (2)
  • (23)
  • (5)
  • (3)
  • (1)
Show all

IP Rating

  • (5)
  • (12)
  • (3)
  • (86)
  • (90)
  • (19)

Temperature Range (Metric)

  • (1)
  • (19)
  • (1)
  • (6)
  • (1)
  • (13)
  • (2)
Show all

Range (pH)

  • (3)
  • (2)
  • (1)
  • (1)
  • (9)
  • (105)
  • (1)
Show all

Resolution (pH)

  • (2)
  • (5)
  • (2)
  • (7)
  • (10)
  • (2)
  • (5)
Show all

Channels

  • (56)
  • (66)
  • (7)
  • (14)
  • (5)

Range (mV)

  • (12)
  • (1)
  • (24)
  • (33)
  • (1)
  • (1)
  • (12)
Show all

Range (Conductivity)

  • (1)
  • (8)
  • (1)
  • (1)
  • (1)
  • (2)
  • (2)
Show all

Range (Salinity)

  • (3)
  • (4)
  • (1)
  • (26)
  • (3)
  • (2)
  • (1)
Show all
76 – 90 of 591 results
76

Thermo Scientific™ Elite CTS Conductivity / TDS / Salinity Cup-sensor Pocket Testers and Replacement Sensors
SDP

Flexible on-the-go conductivity, TDS, salinity and temperature testing using durable Elite CTS cup-sensor pocket testers for a variety of applications including agriculture, aquariums and more!

Salinity Measurement Modes Per practical salinity curve
Temperature Accuracy ±0.6°C, ±1.0°F for 0.0 to 50.0°C; ±1.1°C, ±1.9°F for 50.1 to 60.0°C
Resolution (Conductivity) 0.1 μS/cm for 0.0 to 200.0 μS/cm; 1 μS/cm for200 to 2000 μS/cm; 0.01 mS/cm for 2.00 to 20.00 mS/cm
Range (Conductivity) 0.00 to 20.00 mS/cm
Range (TDS) 0.00 to 10.00 ppt
Measurement Modes Conductivity,TDS,Salinity,Temperature
Resolution (TDS) 0.1 ppm for 0.0 to 100.0 ppm; 1 ppm for 100 to 1000 ppm; 0.01 ppt for 0.10 to 10.00 ppt
TDS Factor Range 0.40 to 1.00 (selectable)
Relative Humidity Range 5 to 85 %, non-condensing
Range (Salinity) 0.00 to 10.00 ppt
Temperature Compensation Yes
Accuracy (TDS) ± 1% full scale
Accuracy (Salinity) ± 1% full scale
Resolution (Salinity) 0.10 ppt
Accuracy (Conductivity) ± 1% full scale
Temperature Range (English) 32.0°F to 140.0°F
Temperature Probe Calibration 1 point
Temperature (Metric) Operating 5°C to 45°C (ambient)
Temperature Resolution 0.1°C, 0.1°F
Calibration Points (Conductivity) 1 to 3
77
Promotions Available

Mettler Toledo™ DO Meter NineFocus™ NF4000 Kit™

High-performance, multiparameter benchtop meter for compelling precision in pH, conductivity, ion concentration, redox, and dissolved oxygen determinations.

78

Thermo Scientific™ Elite CTS Conductivity / TDS / Salinity Pin-sensor Pocket Testers and Replacement Sensors
SDP

Flexible on-the-go conductivity, TDS, salinity and temperature testing using durable Elite CTS pin-sensor pocket testers for a variety of applications including hydroponics, pools, spas and more!

Salinity Measurement Modes Per practical salinity curve
Temperature Accuracy ±0.6°C, ±1.0°F for 0.0 to 50.0°C; ±1.1°C, ±1.9°F for 50.1 to 60.0°C
Resolution (Conductivity) 0.1 μS/cm for 0.0 to 200.0 μS/cm; 1 μS/cm for200 to 2000 μS/cm; 0.01 mS/cm for 2.00 to 20.00 mS/cm
Range (Conductivity) 0.00 to 20.00 mS/cm
Range (TDS) 0.00 to 10.00 ppt
Measurement Modes Conductivity,TDS,Salinity,Temperature
Resolution (TDS) 0.1 ppm for 0.0 to 100.0 ppm; 1 ppm for 100 to 1000 ppm; 0.01 ppt for 0.10 to 10.00 ppt
TDS Factor Range 0.40 to 1.00 (selectable)
Relative Humidity Range 5 to 85 %, non-condensing
Range (Salinity) 0.00 to 10.00 ppt
Temperature Compensation Yes
Accuracy (TDS) ± 1% full scale
Accuracy (Salinity) ± 1% full scale
Resolution (Salinity) 0.10 ppt
Accuracy (Conductivity) ± 1% full scale
Temperature Range (English) 32.0°F to 140.0°F
Temperature Probe Calibration 1 point
Temperature (Metric) Operating 5°C to 45°C (ambient)
Temperature Resolution 0.1°C, 0.1°F
Calibration Points (Conductivity) 1 to 3
79

Thermo Scientific™ Orion™ Versa Star Pro™ DO Benchtop Meter
SDP

Get premium performance and flexibility with this benchtop meter with module for dissolved oxygen (optical/polarographic) and temperature.

Power Rating DC input: 9VDC, 1A
Temperature (Metric) Range -5.0°C to +105.0°C
Resolution (Polarographic DO) 0.01, 0.1mg/L
Pressure Range 400 to 850mmHg
Memory Non-volatile memory preserves data log, calibration log and meter settings
Languages English, Spanish, French, Italian, German, Chinese, Portuguese and Korean
Measurement Modes Dissolved Oxygen (% Saturation),Dissolved Oxygen (mg/L with Temperature and Barometric Pressure)
Power Supply Universal AC adapter (included)
Barometric Pressure Correction 400 to 850mmHg, automatic using built-in barometer or manual entry
Data Management Details Transfer single, range or all data points to printer or computer
Display Type Color graphic LCD with user-customizable options
Data Points 2000 with Date and Time Stamp
Calibration Modes Water-saturated air, air-saturated water, manual (Winkler titration), zero point
Certifications/Compliance CE, TUV 3-1, FCC Class A
Temperature Probe Calibration 1 point temperature offset calibration
Salinity Factor 0.0 to 45.0 ppt, automatic correction using manual entry of sample salinity
Stability Selectable fast, medium, slow or Smart Stability setting; Selectable off or Automatic Smart averaging setting
Warranty 3 year meter and module warranty
Sensor Types RDO optical dissolved oxygen sensor or polarographic dissolved oxygen sensor
Percent Saturation Range Polarographic DO 0.0 to 600.0 % saturation
Log Function Type Automatic data logging with Auto-Read, Timed and Single Shot measure modes; manual data logging with
Relative Humidity Range 5 to 85 %, non-condensing
Range (RDO) 0.00 to 50.00 mg/L
Dimensions (L x W x H) 28 cm x 24 cm x 10 cm (11 in. x 9.5 in. x 3.9 in.), modules add ≤ 2 cm (0.8 in.) L & H
Percent Saturation Range (RDO) 0.0 to 500.0 % saturation
Temperature Selection Automatic with ATC temperature probe
Keypad Numeric with menu-specific function keys and dual purpose scroll/shortcut keys
Outputs USB (2), RS232
Backlight Option Yes
Percent Saturation Relative Accuracy (RDO) ±2 % saturation ≤ 200 % saturation, ±10 % saturation > 200 % saturation
Range (Polarographic DO) 0.00 to 90.00 mg/L
Accuracy (Barometer) ±6mmHg
Methods 10 per channel
Pressure Resolution 0.1mmHg
Channels 4 (Customizable with modules)
Resolution (RDO) 0.01, 0.1mg/L
Percent Saturation Resolution (RDO) 0.1, 1 % saturation
Percent Saturation Relative Accuracy (Polarographic DO) ±2 % saturation or ±2% of reading whichever is greater
Inputs 9 pin MiniDIN (RDO optical or polarographic DO sensor with built-in temperature), two stirrer inputs (stirrer probe)
Accuracy (Temperature) ±0.1°C
Weight (Metric) 1.2 kg, modules add 0.2 kg each
Temperature (English) Operating 41°F to 113°F (ambient)
Accuracy (Polarographic DO) ±0.2mg/L or ±2% of reading, whichever is greater
AC Adapter Universal 50-60 Hz, 100-240 VAC power adapter (Cat. No. STARA-PWR)
Alarm Output Set point alarm, high/low limit alarm, calibration due alarm
IP Rating IP-54
Percent Saturation Resolution (Polarographic DO) 0.1, 1 % saturation
Weight (English) 2.5 lb., modules add 0.5 lb. each
Resolution (Temperature) 0.1°C (0.1°F)
Temperature (Metric) Operating 5°C to 45°C (ambient)
Percent Saturation Range (Polarographic DO) 0.0 to 600.0 % saturation
Accuracy (RDO) ±0.1mg/L up to 8mg/L, ±0.2mg/L from 8 to 20mg/L, ±10% of reading up to 50mg/L
80

Ohaus™ Starter ST20M-C Multi-Parameter Pen Meter

Compact design for fast, convenient electrochemistry reading. Measure conductivity, pH, temperature and salinity with the same meter. IP67, automatic temperature compensation, 3-point calibration and auto-off after 6 minutes of non-use

81

OHAUS™ Starter Salinity Pen Meters

Simple salinity measurement. OHAUS Starter Salinity Pen Meters with combination of quality construction and sturdy design provide durable operation in tough environments.

Type Salinity Pen Meter
Display Type LCD
Weight (English) 0.23 lb.
Material ABS
For Use With (Application) Measuring salinity the dissolved salt content in a liquid medium
Battery Type Micro Alkaline
Ambient Temperature (Metric) 0 to 50°C
Ambient Temperature (English) 32 to 122°F
Weight (Metric) 105 g
Resolution 0.1 ppt
82
Promotions Available

Thermo Scientific™ Orion™ Pro Star PC215 pH/Ion and Conductivity Bench Meter with Stand PROMO
SDP

Designed to provide accurate and reliable pH, ORP, ion concentration, conductivity, TDS, salinity, resistivity and temperature analysis, the Thermo Scientific™ Orion™ Pro Star PC215 bench meter is well suited for laboratories that desire a modern meter with advance performance.

83

Thermo Scientific™ Orion Star™ A321 pH Portable Meter
SDP

Accurately monitor pH, mV, ORP and temperature with our waterproof, portable pH meter for high performance in challenging field locations.

Memory Non-volatile memory preserves data log, calibration log and meter settings
Resolution (pH) 0.1/0.01/0.001
Languages English, Spanish, French, Italian, German and Chinese; Portuguese and Korean available with software update
Measurement Modes pH,mV,Relative mV,ORP with Temperature
Range (pH) -2 to 20
Channels 1
Accuracy (pH) ±0.002
Power Supply 4 AA batteries (included) or universal AC adapter (sold separately)
Data Management Details Transfer single, range or all data points to printer or computer
Battery Life 800 hr.
Display Type LCD Graphic, Backlit
Resolution (mV) 0.1mV
Data Points 5000 with Date and Time Stamp
Temperature Probe Calibration 1 point temperature offset calibration
Certifications/Compliance CE, TUV 3-1, FCC Class A
Inputs BNC (pH or ORP electrode), pin-tip (reference electrode), 8 pin MiniDIN (ATC temperature probe)
Weight (Metric) 0.5 kg
Accuracy (mV) ±0.2 mV or ±0.05% of reading whichever is greater
Warranty 3 Year Meter
Temperature Accuracy ±0.1°C
Stability Selectable fast, medium, slow or Smart Stability setting; Selectable off or Automatic Smart averaging setting
Temperature (English) Operating 41°F to 113°F (ambient)
Isopotential Point 7.000pH
AC Adapter Universal 50-60 Hz, 100-240 VAC power adapter (sold separately, Cat. No. 1010003)
Log Function Type Automatic data logging with Auto-Read and Timed measure modes; manual data logging with Continuous m
Calibration pH with calibration editing option, relative mV (RmV), ORP and temperature
Battery Type 4 x AA
Relative Humidity Range 5 to 85%, non-condensing
Calibration Points 1 to 5
Alarm Output High/low limit alarm, calibration due alarm
Dimensions (L x W x H) 24cm x 10cm x 6.5cm (9.5 in. x 3.9 in. x 2.6 in.)
Temperature Selection Manual or automatic with ATC temperature probe
IP Rating IP67
Keypad Comprehensive with menu-specific function keys and dual purpose scroll/shortcut keys
Model Orion Star A321 pH/mV/RmV/ORP/Temperature Portable Meter
Outputs USB, RS-232
Temperature Range (English) 22.0°F to 221.0° F
Range (Relative mV) ±2000.0 mV
Backlight Option Yes (Selectable)
Weight (English) 1.2 lb.
Temperature (Metric) Operating 5°C to 45°C (ambient)
Temperature Range (Metric) -5.0°C to +105.0°C
Range (mV) ±2000.0 mV
Range (ORP) ±2000.0 mV
Methods 10 per channel with password protection
Temperature Resolution 0.1°C, 0.1°F
84

Thermo Scientific™ Orion Star™ A326 pH/Dissolved Oxygen Portable Multiparameter Meter
SDP

Accurately measure pH, dissolved oxygen and temperature with our pH/DO/RDO portable meter for high performance in challenging field tests.

Resolution (Polarographic DO) 0.01, 0.1mg/L
Pressure Range 400 to 850mmHg
Memory Non-volatile memory preserves data log, calibration log and meter settings
Resolution (pH) 0.1/0.01/0.001
Languages English, Spanish, French, Italian, German and Chinese; Portuguese and Korean available with software update
Measurement Modes pH,mV,Relative mV,ORP with Temperature,Dissolved Oxygen (% Saturation),Dissolved Oxygen (mg/L with Temperature)
Power Supply 4 AA batteries (included) or universal AC adapter (sold separately)
Barometric Pressure Correction 400 to 850mmHg, automatic using built-in barometer or manual entry
Data Management Details Transfer single, range or all data points to printer or computer
Battery Life 800 hr.
Display Type LCD Graphic, Backlit
Resolution (mV) 0.1mV
Data Points 5000 with Date and Time Stamp
Calibration Modes Water-saturated air, air-saturated water, manual (Winkler titration), zero point
Temperature Probe Calibration 1 point temperature offset calibration
Certifications/Compliance CE, TUV 3-1, FCC Class A
Salinity Factor 0.0 to 45.0 ppt, automatic correction using manual entry of sample salinity
Accuracy (mV) ±0.2 mV or ±0.05% of reading whichever is greater
Warranty 3 Year Meter
Temperature Accuracy ±0.1°C
Stability Selectable fast, medium, slow or Smart Stability setting; Selectable off or Automatic Smart averaging setting
Log Function Type Automatic data logging with Auto-Read and Timed measure modes; manual data logging with Continuous m
Percent Saturation Range Polarographic DO 0.0 to 600.0 % saturation
Battery Type 4 AA (included)
Relative Humidity Range 5 to 85 %, non-condensing
Range (RDO) 0.00 to 50.00mg/L
Dimensions (L x W x H) 24cm x 10cm x 6.5cm (9.5 in. x 3.9 in. x 2.6 in.)
Temperature Selection Manual or automatic with ATC temperature probe
Percent Saturation Range (RDO) 0.0 to 500.0 % saturation
Keypad Comprehensive with menu-specific function keys and dual purpose scroll/shortcut keys
Outputs USB, RS232
Temperature Range (English) 22.0°F to 221.0° F
Range (Relative mV) ±2000.0 mV
Calibration Points (pH) 1 to 5
Backlight Option Yes (Selectable)
Percent Saturation Relative Accuracy (RDO) ±2 % saturation ≤ 200 % saturation, ±10 % saturation > 200 % saturation
Range (Polarographic DO) 0.00 to 90.00mg/L
Range (mV) ±2000.0 mV
Accuracy (Barometer) ±6mmHg
Range (ORP) ±2000.0 mV
Methods 10 per channel with password protection
Pressure Resolution 1mmHg
Range (pH) -2 to 20
Channels 2
Accuracy (pH) ±0.002
Resolution (RDO) 0.01, 0.1mg/L
Percent Saturation Resolution (RDO) 0.1, 1 % saturation
Percent Saturation Relative Accuracy (Polarographic DO) ±2 % saturation or ±2% of reading whichever is greater
Inputs BNC (pH or ORP electrode), pin-tip (reference electrode), 8 pin MiniDIN (ATC temperature probe), 9 pin MiniDIN (RDO optical or polarographic DO sensor with built-in temperature)
Weight (Metric) 0.5 kg
Temperature (English) Operating 41°F to 113°F (ambient)
Isopotential Point 7.000pH
Accuracy (Polarographic DO) ±0.2mg/L or ±2% of reading, whichever is greater
AC Adapter Universal 50-60 Hz, 100-240 VAC power adapter (sold separately, Cat. No. 1010003)
Calibration pH with calibration editing option, relative mV (RmV), ORP, dissolved oxygen and temperature
Calibration Points 1 point relative mV (RmV) mode, 1 point ORP mode
Alarm Output High/low limit alarm, calibration due alarm
IP Rating IP67
Percent Saturation Resolution (Polarographic DO) 0.1, 1 % saturation
Model Orion Star A326 pH/mV/RmV/ORP/RDO Optical/Dissolved Oxygen/Temperature Portable Meter
Weight (English) 1.2 lb.
Temperature (Metric) Operating 5°C to 45°C (ambient)
Temperature Range (Metric) -5.0°C to +105.0°C
Percent Saturation Range (Polarographic DO) 0.0 to 600.0 % saturation
Temperature Resolution 0.1°C, 0.1°F
Accuracy (RDO) ±0.1mg/L up to 8mg/L, ±0.2mg/L from 8 to 20mg/L, ±10% of reading up to 50mg/L
85
Promotions Available

Mettler Toledo Titrator Karl Fischer EVA C1 X

A cutting-edge (EVA C1 X) solution designed for precise and efficient trace water determination across diverse sample types

86
Promotions Available

Mettler Toledo Titrator Karl Fischer EVA C1 D

A cutting-edge solution designed for precise and efficient trace water determination across diverse sample types

87
Promotions Available

Thermo Scientific™ Orion™ Star A325 pH, Conductivity and Temperature Portable Waterproof Multiparameter Meter Kit - PROMO
SDP

Retrieve accurate results from any location with the Thermo ScientificTM Orion StarTM A325 pH/Conductivity Portable Multiparameter Meter.

88

OHAUS™ Aquasearcher™ Conductivity Meter AB23EC

The Aquasearcher™ Conductivity Meter AB23EC is a simple to use benchtop meter designed to easily measure conductivity, total dissolved solids (TDS), and salinity.

Calibration Points 1 Point Cell Constant
Display Type LCD
IP Rating None
Range (Resistivity) 0.01 μ/cm to 19.99 μ/cm
Range (Conductivity) 0.01 μS/cm to 199.9 mS/cm
Accuracy (Conductivity) ±1% Reading ±3 LSD
Data Points 99 Sets
Range (TDS) 0.1 mg/L to 199.9 g/L
Measurement Modes Auto-stop,Continuous
Calibration Linear
Temperature Range (Metric) 0.0°C to 100.0°C
Range (Salinity) 0 to 99.9 psu
89

Thermo Scientific™ Elite pH Spear Pocket Testers and Replacement Sensors
SDP

Flexible on-the-go pH testing using durable Elite spear pocket testers with replaceable sensors for a variety of applications include food, beverage, agriculture and more!

Temperature Accuracy Manual input
Temperature Range (English) 32.0°F to 140.0°F
Resolution (pH) 0.01
Measurement Modes pH
Range (pH) -1 to 15
Temperature (Metric) Operating 5°C to 45°C (ambient)
Temperature Range (Metric) 0.0°C to 60.0°C
Accuracy (pH) ±0.02
Temperature Resolution 0.1°C, 0.1°F
90

Thermo Scientific™ Elite pH Pocket Testers and Replacement Sensors
SDP

Flexible on-the-go pH and temperature testing using durable Elite pocket testers with replaceable sensors for a variety of applications including environmental monitoring, pools, spas and more!