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| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Model | ZDJ-4A |
| Instrument Type | General-purpose Potentiometric Titrator |
| Application Scope | Universal |
| Measurement Range | pH: 0.00–14.00 |
| mV | −1800.0–+1800.0 mV |
| Temperature | −5.0–105.0 °C |
| Meter Accuracy | ±0.01 pH / ±0.03% FS (mV) |
| Meter Resolution | pH: 0.01 pH |
| mV | 0.1 mV |
| Temperature | 0.1 °C |
| Stability | (±0.3 mV ±1 digit)/3 h |
| Titration Repeatability | 0.2% |
| Burette Accuracy | ±0.025 mL (10 mL burette), ±0.035 mL (20 mL burette) |
| Burette Resolution | 1/10000 (10 mL), 2/10000 (20 mL) |
| Burette Fill/Dispense Time | (55 ± 10) s (at full scale) |
| Power Supply | AC 220 V ±10%, 50 Hz |
| Dimensions (W×D×H) | 340 × 400 × 400 mm |
| Weight | 10 kg |
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