PH850-MS Portable pH Meter for Test Tubes and Small Liquid Samples; Equipped with LabSen® 243-6 pH/Temp. Electrode (6mm)

• Equipped with Swiss LabSen® 243-6 Glass pH/Temperature Electrode (6mm in diameter), designed for pH measurement of semi-micro samples (>0.2mL)
• Smallest test volume is 60µL with the use of the semi-micro container (sold separately)
• Intelligent Functions: Self-Diagnosis of out-of-range value and electrode invalidation, auto. calibration, electrode slope display, Auto. power-off, easy parameter setting
• Rugged Structure Design: IP57 waterproof rating, soft silicone case gives you a firm and comfortable grip
• Powered by AAA batteries; the foldable stand also allows use as a benchtop meter

Apera Instruments PH850-MS Portable pH Meter is designed for professional pH measurement in test tubes and small liquid samples (>0.2mL). The equipped Swiss LabSen 243-6 3-in-1 pH/Temperature Electrode adopts a Long-Life reference system, and a unique cylindrical semi-micro sensor, making precise small sample pH measurement easier than ever. 

This Portable pH Meter has a ±0.01 pH accuracy in a range of 0-14 pH, and Temperature Range: 0 to 100°C (32 to 212°F), Auto Calibration with auto-recognition of up to 12 kinds of buffer solutions, Auto. Temp. Compensation, and supports stable reading/auto-hold display mode. The meter's digital filter technology improves response time and accuracy.

Intelligent Functions: Smart Self Diagnosis reminds of out-of-range measurement, incorrect calibration, and electrode invalidation. Other functions include auto. calibration, auto. lock, easy parameter setting, pH electrode's slope display, auto. power off, etc.

Reliable Structure Design: foldable stand allows use as a benchtop meter; soft silicone case gives you a nice firm grip; connector protection cap, IP57 waterproof rating; Powered by 3 AA batteries. The meter is RoHS and CE certified and comes with a 3-year warranty (6 months for the electrode).