Description
Product Description
The E-201 Rechargeable Composite pH Electrode is a versatile and durable sensor designed for precise pH measurements in laboratory and industrial applications. The composite electrode combines a pH glass electrode and a silver-silver chloride reference electrode encased in a polycarbonate shell, ensuring stability and accuracy. Ideal for pH monitoring in chemical, pharmaceutical, and research environments, the electrode provides reliable readings across a pH range of 0 to 14. The E-201C variant features a refillable reference solution system for extended usability. Both electrodes deliver consistent performance, making them essential tools for pH measurement in aqueous solutions.
Features:
- High Precision: Accurate pH measurement with repeatability of ≤0.017 pH and theoretical slope ≥97%.
- Durable Construction: Made with a polycarbonate shell for durability and protection.
- Rechargeable Option (E-201C): Includes a refillable reference solution system for extended service life.
- Wide pH Range: Measures pH values from 0 to 14, suitable for diverse applications.
- Temperature Tolerance: Operates efficiently within a temperature range of 0°C to 50°C.
- Universal Compatibility: Equipped with a BNC connector, compatible with most pH meters.
- Quick Response: Fast stabilization with a response time of 5 seconds.
Specifications:
- Model: E-201 -BNC
- Temperature Range: 0–50°C
- Connection: Low-noise cable with BNC connector Zero
- Potentiometer: 7 ± 1 pH pH
- Range: 0–14 Alkali
- Error: ≤15 mV Internal
- Resistance: ≤250 MΩ (at 25°C) Slope: ≥97%
- Repeatability: ≤0.017 pH Electrode
- Dimensions: 160 × 12 mm
- Installation: Bracket type (optional)
- Weight: Lightweight and portable Reference
- Solution (E-201C): Requires 3.3N KCl
How to Use:
Activation:
For first-time use or after prolonged storage, soak the electrode bulb in 3.3N potassium chloride solution for 2 hours.
Storage:
After use, rinse with distilled water and store in a proper electrode storage solution to maintain accuracy.
Recharge (E-201C Only):
Refill the reference solution with 3.3N KCl as needed




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