Benchtop pH Meter PHS-25CW Biobase

Benchtop pH Meter PHS-25CW Biobase

The PHS-25CW Benchtop pH Meter by Biobase is an economical and user-friendly instrument designed for routine pH measurement in laboratories, educational institutions, and industrial applications. Equipped with a clear backlit LCD display, it offers reliable performance with simple calibration, electrode slope monitoring, and automatic temperature compensation (for compatible models).

Features (PHS-25CW / PHS-3BW)

1. Economical benchtop pH meter with a white backlit LCD display for easy readability.

2. Automatic electrode slope display helps determine when to replace the sensor.

3. Automatic temperature compensation (PHS-3BW only) for accurate measurement results.

4. Two-point push-button calibration with automatic buffer recognition.

Applications

1. Routine laboratory pH measurement for chemical, biological, and educational use.

2. Quality control testing in food, beverage, and pharmaceutical industries.

3. Environmental water testing for field samples brought into the lab.

4. General industrial pH analysis where a cost-effective benchtop solution is required.

Technical Specifications

pH Measurement

• Range: 0.00 ~ 14.00 pH

• Resolution: 0.01 pH

• Accuracy: ±0.05 pH (PHS-25CW), ±0.01 pH (PHS-3BW)

• Calibration: 2 points

• Calibration solutions: USA buffers (pH 4.01, 7.00, 10.01); PHS-3BW also supports NIST (pH 4.01, 6.86, 9.18)

ORP Measurement

• Range: -1999 ~ 1999 mV

• Accuracy: ±10 mV (PHS-25CW), ±1 mV (PHS-3BW)

• Resolution: 1 mV

Temperature (PHS-3BW only)

• Range: 0 ~ 100°C

• Accuracy: ±1°C

• Resolution: 1°C

• Compensation: manual or automatic

Other Specifications

• Connectors: BNC, 3.5 mm jack socket

• Display: custom LCD (PHS-3BW: 120 × 60 mm)

• Power supply: DC9V / 400 mA adapter

• Dimensions: 210 × 205 × 65 mm (PHS-25CW), 210 × 205 × 75 mm (PHS-3BW)

• Net weight: 1.5 kg

• Package size: 310 × 240 × 180 mm

• Gross weight: 1.7 kg

Accessories Included

1. pH electrode

2. Temperature probe (only for PHS-3BW)

3. pH buffer sachets (pH 4.01 / 7.00 / 10.01)

4. DC9V power adapter

Conclusion

The Biobase PHS-25CW Benchtop pH Meter is a cost-effective and dependable choice for basic pH measurement needs. It provides simple calibration, electrode monitoring, and stable readings, making it ideal for educational labs, small industries, and routine testing tasks. The upgraded PHS-3BW model offers higher accuracy and temperature compensation for users requiring more precise results.