The pH10A is the perfect pH tester for economical spot sampling of pH and temperature in applications such as wastewater, surface water, aquaculture, hydroponics, pools, and education.

This ultra-compact instrument even includes a graphic display with on-screen instructions!

Available with single- or dual-junction electrodes (comes with single-junction electrode).  No need to throw this pen-style pH instrument away when the sensor goes bad like some other products.  Simply replace the electrode within minutes and keep testing!

Features

• Waterproof IP-67
• 1-year warranty
• Automatic calibration and buffer recognition
• 50-set memory (pH, temp, date and time stamp)
• Replaceable single- or double-junction electrode
• GLP functionality
• 1-, 2-, or 3-point calibration
• Hold feature locks stable readings on the display
• CE compliance
• >200 hour battery life with low battery indicator

The pH10A (gray) directly replaces the pH10 (blue).

You may be interested in downloading the YSI pH Handbook - a practical guide to pH measurements in the lab and field. It's full of tips and recommendations for ensuring accurate, repeatable pH measurements.