pH Monitors | McMaster-Carr

Filter by

For Testing

Oxidation Reduction Potential (ORP)

Total Alkalinity

Total Dissolved Solids (TDS)

pH Range

3 pH to 10.5 pH

6.2 pH to 8.4 pH

6.5 pH to 13 pH

For Use With

Meter Type

pH Resolution

Environment

Sensor Material

Enclosure Rating

Battery Size

Chemistry Features

Automatic Shutoff

Automatic Temperature Compensation

Data Hold Function

LED Status Indicator

Low-Battery Indicator

Maximum Automatic Temperature Compensation (ATC)

Cable Length

DFARS Specialty Metals

Display Type

Width

RoHS

REACH

Export Control Classification Number (ECCN)

Material

Height

Minimum Automatic Temperature Compensation (ATC)

Minimum Temperature

Digit Height

Range Type

Calibration Method

Depth

How can we improve?

49 Products

Chemistry Meters

Water-Resistant pH Meters

Water-Resistant pH Meters

Check pH in harsh field conditions and resist dust and submersion with an IP67 housing

pH Meters

Measure the pH of dirty liquids in agricultural systems more precisely than test strips

Remote-Reading Multifunction Chemistry Meters

Remote-Reading Multifunction Chemistry Meters

Take water-chemistry and temperature measurements in hard-to-reach places from up to 3 feet away

Easy-Read Bench-Top Multifunction Chemistry Meters

Easy-Read Bench-Top Multifunction Chemistry Meters

Indicate exact results on the digital display

Water-Resistant Multifunction Chemistry Meters

Water-Resistant Multifunction Chemistry Meters

Rated IP57 for protection from dust and temporary submersion in liquids

Remote-Reading pH Meters with PC Output

Remote-Reading pH Meters with PC Output

Transmit pH readings to a PC for analysis

Remote-Reading pH Meters

Remote-Reading pH Meters

Monitor pH readings on your smartphone or tablet from up to 160 ft. away

Bench-Top Multifunction Chemistry Meters

Bench-Top Multifunction Chemistry Meters

Check the pH and conductivity of water and other clean liquids with one bench-top device

Remote-Reading Multifunction Chemistry Meters with PC Output

Remote-Reading Multifunction Chemistry Meters with PC Output

Test levels from up to 6 ft. away, then send results to your computer for analysis

Other Products

Multifunction Chemistry Controllers

Multifunction Chemistry Controllers

Use pH or oxidation reduction potential (ORP) levels to turn equipment on or off

Water Test Kits

Water Test Kits

All the chemicals and labware you need for on-site sampling and water-quality testing

pH Testing Paper

pH Testing Paper

Check pH levels without a meter

Water Test Strips

Water Test Strips

Dip into water and a color change indicates chemicals, pH, and other conditions

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)