pH Meters

Easy SINGLE-Button Operation, Smallest Pen-Style design with a replaceable probe (good for test tube measurements) AUTO Calibration with auto buff...

QA Instruments pH buffers are manufactured to high standards. Used to calibrate pH meters of all types. For best practice do not re-use test buffer...

QA Instruments electrode cleaning solution is a soft laboratory detergent used to clean both polycarbonate and glass electrodes. Make up a 2% to 5%...

Product Description: Flat surface electrode suitable for measuring solid and semi solid products like skin, paper, food etc. Great for SUSHI! Easy...

Product Description: Easy Auto Calibration with buffer recognition; Auto Temp. Compensation (ATC) ensures accuracy in variant temperatures (0-50...

Apera GroStar® Series GS2 Soil pH Pen (Gen II) is a premium tester designed specifically for growers to perform professional pH test directly in so...