Portable Dissolved Oxygen Meter (PH-820/821 Series)
Category: Laboratory Equipment
Portable Dissolved Oxygen Meter (PH-820/821 Series) is designed for reliable laboratory measurement, research, quality control, and process-development applications.
Technical Specifications
| DO Range | 0-20.00 mg/L, 0-200.0 % |
| Resolution | 0.01/0.1 mg/L |
| Accuracy | ±0.30 mg/L |
| Calibration | 1-2 points (air-saturated water or zero oxygen) |
| Salinity Compensation | 0-45 ppt, manual |
| Barometric Compensation | 0-200.0 kPa, automatic |
| Data Storage | 500 sets |
📌 Applications
- laboratory testing
- research
- quality control
- process development
🏭 Industries
- pharmaceuticals
- chemicals
- food
- environmental
- academic research
⚙️ Use Cases
- routine testing
- sample analysis
- method development
- R&D
✅ Advantages
application-focused design and digital operation versus basic conventional equipment
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