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| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Instrument Type | Benchtop |
| Parameter Type | Single-parameter (pH/mV) |
| pH Measurement Range | 0.00–14.00 pH |
| mV Range | ±1800 mV |
| Resolution | 0.01 pH / 1 mV |
| Accuracy | ±0.01 pH ±1 digit / ±1 mV ±1 digit |
| Input Impedance | ≥1 × 10¹² Ω |
| Temperature Compensation Range | 0–60 °C |
| Sample Temperature Range | 5–60 °C |
| Stability | ±0.01 pH ±1 digit / 3 h |
| Display | 3½-digit LED |
| Calibration Modes | One-point or two-point |
| Electrode Compatibility | E-201-C combination pH electrode |
| Compliance | Meets GB/T 11165–2022 (Chinese national standard for laboratory pH meters), aligned with ISO 7888 and ASTM D1293 principles |
| Brand | Leici |
|---|---|
| Model | PHS-3E |
| Instrument Class | 0.01 |
| pH Range | (-2.00 to 18.00) pH |
| mV Range | ±1999 mV |
| Temperature Range | (0.0 to 99.9) °C |
| pH Resolution | 0.01 pH |
| mV Resolution | 1 mV |
| Temperature Resolution | 0.1 °C |
| pH Accuracy | ±0.01 pH ±1 digit |
| mV Accuracy | ±1 mV ±1 digit |
| Temperature Accuracy | ±0.3 °C ±1 digit |
| Input Impedance | 1 × 10¹² Ω |
| Stability | ±0.01 pH ±1 digit / 3 h |
| Temp. Compensation Range | (0.0 to 99.9) °C |
| Sample Temp. Limit | (0 to 60) °C |
| Electrode Compatibility | E-201-C pH combination electrode, T-818-B-6 temperature sensor |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Model | PHS-3C |
| Instrument Type | Benchtop |
| Parameter Types | pH and mV |
| Measurement Accuracy | ±0.1 pH |
| pH Range | 0.00–14.00 pH |
| pH Resolution | 0.01 pH |
| mV Range | −1999–+1999 mV |
| mV Resolution | 1 mV |
| Input Impedance | ≥1 × 10¹² Ω |
| Stability | ≤0.01 pH per 3 h |
| Temperature Compensation Range | 0–60 °C |
| Sample Temperature Range | 5–60 °C |
| Calibration Options | One-point or two-point (using NIST-traceable buffer solutions) |
| Electrode Compatibility | E-201-C pH combination electrode |
| Display | 3½-digit LED |
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