1. Measure principle: ISE
2. Measurement method: direct testing
3. Sampling mode: manual/auto
4. Calibration mode: automatic two-point calibration
5. Testing item: K+, Na+, Cl-, Ca++, pH
6. Power supply: ~220V±22V;50Hz±1Hz
7. Temperature: 5℃~40℃
8. Relative humidity: ≤80%;
9. Keep away from electromagnetic interference
10. Avoid direct highlight
11. Well grounding
Item |
Accuracy(V) |
CV value |
Linearity (∣Δ%∣) |
stability(ΔD) |
Carry over(Δξ) |
K+ |
≤0.3mmol/L |
≤1.0% |
≤3.0% |
≤2.0% |
≤1.5% |
Na+ |
≤3.0mmol/L |
≤1.0% |
≤3.0% |
≤2.0% |
≤1.5% |
Cl- |
≤3.0mmol/L |
≤1.0% |
≤3.0% |
≤2.0% |
≤1.5% |
Ca++ |
≤0.3mmol/L |
≤1.5% |
≤5.0% |
≤2.0% |
≤1.5% |
pH |
—— |
≤1.0% |
—— |
—— |
—— | |