Accurate, On-the-go Solutions for Water Analysis

Thermo Scientific™ Pocket Testers are ideal for on-the-go electrochemical testing. Choose from 8 models to measure pH, ORP, conductivity, total dissolved solids (TDS) salinity and temperature. Elite Pocket Testers offer a selection of sensor designs for your application, while Expert Pocket Testers offer budget-friendly options.


Elite-Pocket-Tester

Elite Pocket Testers are ideal for testing beverages including homebrew beer and wine, food, hydroponics, aquaculture and aquariums, environmental monitoring and more.

Expert pocket testers

Expert Pocket testers are budget-friendly options ideal for testing drinking water quality, environmental monitoring, hydroponics, aquaculture and aquariums, spas and more.


Elite Pocket Testers

Thermo Scientific™ Elite Pocket Testers offer flexible on-the-go electrochemical testing. Choose from six models to measure pH, ORP, conductivity, total dissolved solids (TDS), salinity and temperature with assorted sensor designs for your application. Elite pocket testers are durable, with a large backlit screen, one-touch calibration and replaceable sensor heads.

  • Flexible testing options
  • Large backlit graphic display
  • Uses 4 x AAA alkaline batteries
  • Average 150-250 hours of battery life
  • Wide leakproof cap serves as stable base
  • Replaceable sensors
  • One-year warranty for tester

All units come packaged with a replaceable sensor, soft carry case (excluding the pH spear tester), lanyard, clear sample/storage cap, and AAA batteries

Elite-pH-Pocket-Tester

Supported parameters:

  • pH
  • Temperature
Elite-PCTS-Pocket-Tester

Supported parameters:

  • pH
  • Conductivity
  • TDS
  • Salinity
  • Temperature
Elite-pH-Spear-Tester

Supported parameters:

  • pH
  • Temperature (manual input)
Elite-CTS-Pin-Tester

Supported parameters:

  • Conductivity
  • TDS
  • Salinity
  • Temperature
Elite-CTS-Cup-Tester

Supported parameters:

  • Conductivity
  • TDS
  • Salinity
  • Temperature
Elite-ORP-Pocket-Tester

Supported parameters:

  • ORP
  • Temperature (manual input)
  Range Resolution Relative Accuracy Calibration Pts Temperature Compensation
pH
-1.00 to 15.00pH 0.01pH
±0.02pH Up to 3 Yes
Conductivity 0.00 to 20.00 mS/cm 0.1 μS/cm: 0.0 to 200.0 μS/cm

1 μS/cm: 200 to 2000 μS/cm

0.01 mS/cm: 2.00 to 20.00 mS/cm
±1% full scale Up to 3 Yes, linear with adjustable temp. coefficient (0.0% to 10.0%)
TDS
0.00 to 10.00 ppt
(depending on TDS factor)
0.1 ppm: 0.0 to 100.0 ppm

1 ppm: 100 to 1000 ppm

0.01 ppt: 0.10 to 10.00 ppt
±1% full scale Up to 3 Yes, linear
Salinity 0.00 to 10.00 ppt 0.10 ppt ±1% full scale 1 Yes, per practical salinity curve
ORP -1000 to 1000 mV ±1 mV ±3mV 1 NA
Temperature 0 to 60.0°C

32.0 to 140.0ºF
0.1ºC / 0.1ºF ±0.6°C, ±1.0°F: 0.0 to 50.0°C

±1.1°C, ±1.9°F: 50.1 to 60.0°C
1
Automatic temperature input for pH, CTS and PCTS testers

Manual temperature input for ORP and Spear testers

Expert Pocket Testers

EXPERTPH Front View-200x150

Supported parameters:

  • pH
  • Temperature
EXPERTCTS Front View-200x150

Supported parameters:

  • Conductivity
  • TDS
  • Salinity
  • Temperature
  Range Resolution Relative Accuracy Calibration Pts Temperature Compensation
pH
0.0 to 14.0 pH 0.1 pH
±0.1 pH 1 to 3 Yes
Conductivity 0.00 to 20.00 mS/cm 10 μS/cm: 0 to 1990 μS/cm

0.10 mS/cm: 2.00 to 20.0 mS
±2% full scale 1
Yes, linear
TDS
0.00 to 20.00 ppt
10 ppm: 0 to 1990 ppm

0.10 ppt: 2.00 to 20.0 ppt
±2% full scale 1 Yes, linear
Salinity 0.0 to 10.0 ppt 0.1 ppt
±2% full scale 1 Yes, per practical salinity curve
Temperature 0-50.0°C

32.0-122.0ºF
0.1ºC / 0.1ºF ±0.6°C, ±1.0°F 1
Automatic temperature input