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| Product Name | QiWei PH-220W pH Meter (pen type) | TIMEPOWER TP210 (general water/sewage) PH Analyzer |
| Product Price | $112.00 | In coming |
| Details | Details | |
| Model comparison | ||
| type | Portable | Portable |
| Measuring range | 0~14PH | 0~14PH |
| precision | ±0.02 | ±0.02 |
| Annex | ||
| Parameter comparison | ||
| PH Measurement Range | 0.1~14pH | |
| PH Measurement accuracy | ±0.02pH | |
| PH calibrated | PH: 25 ℃ three point calibrated (4.01, 6.86, 9.18) | |
| resolution | 0.01pH | 0.01 pH |
| Measurement Range | 0~50℃/32~122℉ | |
| Measurement accuracy | 1℃ | |
| Temperature resolution | 0.1℃(1℉) | |
| Permissible Ambient Temperature | 0~50℃ | |
| power supply | 1.5V battery (LR44) * 4PCS | |
| Dimension | Φ40*185mm | |
| weight | 88g | 0.26 kg |
