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| Product Name | LeiCi DWS-51 sodium ion Meter | QiWei DWS-51 Sodium ion concentration Meter |
| Product Price | $582.00 | $262.00 |
| Details | Details | |
| Model comparison | ||
| type | desktop | desktop |
| Ion type | Na⁺ | Na⁺ |
| Accuracy | Class 0.01 | Class 0.01 |
| Direct Read | Yes | Yes |
| consumables | ||
| Parameter comparison | ||
| Measurement parameter | pNa, Na + concentration value | |
| Measurement Range -pNa | 0.00~9.00 pNa | |
| Measurement Range -Na + concentration | 2.3*10⁻²~2.3*10⁷ μg/L | |
| pNa resolution | 0.01 pNa | |
| Intrinsic error -pNa | +/- 0.02 pNa +/- 1 word | |
| Stability | +/- 0.02 pNa +/- 1 word/3h | |
| Instrument functions - temperature compensation | Manual (0.0~ 60.0) ℃ | |
| Instrument Functions - Calibration | Two-point calibration (static and dynamic calibration) | |
| Instrument functions - measurement | Static and dynamic measurements | |
| Instrument Functions - Display | LED | |
| power supply | AC (220±22)V；(50±1)Hz | AC 220V +/- 22V; Frequency 50 +/- 1 Hz |
| weight | 1.5 kg | 1.5 kg |
| Size | 290*210*95mm | |
