Kasuri Rikka
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| Brand | Kasuri Rikka |
|---|---|
| Origin | Japan |
| Model | CU-5Z |
| Instrument Type | Portable |
| Ion Detection Capability | Multi-ion (Cu²⁺-optimized) |
| Measurement Principle | UV-Vis Spectrophotometry (LED-based, dual-wavelength with reference light) |
| Measuring Range | Cu²⁺: 0.0–76.3 g/L |
| CuSO₄ | 0.0–300 g/L |
| Molarity | 0.000–1.200 mol/L |
| Detection Limit | 0.1 g/L (as Cu) |
| Accuracy | ±2% of theoretical value (under controlled calibration conditions) |
| Response Time | 1 s |
| Operating Temperature | 5–45 °C |
| Relative Humidity | ≤85% RH |
| Power Supply | 3× AAA alkaline batteries (LR03), auto-off after 30 min |
| Dimensions | 38 mm (H) × 75 mm (W) × 180 mm (D) |
| Weight | ~300 g |
| Sensor Material | Chemically resistant alloy with inert optical interface |
| Temperature Compensation | Automatic (NTC-based) |
| Display | 3½-digit LCD |