| Technical Parameters | Details |
| Soil Nutrient Technical Parameter | |
| Stability | Absorbency of light drift < 0.003 |
| Repeatability | Absorbency of light < 0.005 |
| Linearity Errors | Red light for Copper sulfate and blue light for Potassium bichromate < 3.0% |
| Sensitivity | Red light ≥ 4.5×10⁻⁵ / Blue light ≥ 3.17×10⁻³ |
| Wavelength Range | Red light: 620 ± 5 nm / Blue light: 440 ± 5 nm |
| Anti-Knocking Performance | Qualified |
| pH Technical Parameter | |
| Testing Range | Jan-14 |
| Error | ±0.1 |
| Salinity Technical Parameter | |
| Testing Range | 0.01% – 1.00% |
| Error | ±5% |
| Soil Moisture Technical Parameter | |
| Moisture Unit | % (m³/m³) |
| Accuracy | ±2% |
| Moisture Content Testing Range | 0-100% |
| Instrument Technical Parameter | |
| Display Mode | LCD Display |
| Interface | USB |
| Working Environment | 0~40℃, 35~85% RH |
| Alternating Current (AC) | 220V-240V, 50Hz; Adapter: 12V/3A |
| Size | 32 × 28 × 11 cm |
Soil Nutrient Tester
| Key Characteristics: 1. **Comprehensive Soil Testing**: – Measures N (Nitrogen), P (Phosphorus), K (Potassium), organic matter, salinity, and pH. 2. **Time Tracking**: – Displays and automatically records the time for each tested sample. 3. **Large Storage Capacity**: – Stores data including time, location, and fertilizer details, retrievable at any time. 4. **Printing Capability**: – Prints testing date, sample number, items, contents, and variety. 5. **User-Friendly Interface**: – Big-screen LCD with step-by-step operational guidance. 6. **Customizable Settings**: – Configure crop variety, yield goals, and fertilizer type to calculate fertilizing amounts. 7. **Durable Reagents**: – Low storage requirements, long-lasting, and cost-effective for testing. |
