pH Testers | McMaster-Carr

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For Calibrating

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91 Products

Measuring and Inspecting

Chemistry Meters

Chemistry Meters

Take water-chemistry measurements more precisely than test strips and swabs

Water Test Strips

Water Test Strips

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

pH Testing Paper

pH Testing Paper

Check pH levels without a meter

Buffer Solutions

Buffer Solutions

Calibrate chemistry sensors to maintain their accuracy

Chemistry Sensors

Chemistry Sensors

Pair with chemistry meters to test oxidation reduction potential (ORP) or pH

Water Test Kits

Water Test Kits

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

Electrical

Multifunction Chemistry Controllers

Multifunction Chemistry Controllers

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

Facility and Grounds Maintenance

pH Meter Storage Solutions

pH Meter Storage Solutions

Prevent pH meters from drying between uses to extend their service life

pH Sensor Cleaners

pH Sensor Cleaners

Remove grease, protein, and other deposits from pH sensors

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