$33.67 (as of 26/01/2023 23:36 PST details )
Features:
- Measurement range 2.00 , 16.00 ph, 0 , 50c
- Flat surface glass membrane with built in temp. Sensor, made for surface ph testing such as skin, paper, fabrics and micro samples
- Gel kcl electrolyte, maintenance free
- Works well for 12 24 months under proper use and care