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| Brand | Santiyiqi |
|---|---|
| Model | ST-PA |
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Price | USD 2,800 (approx.) |
| Dimensions | 160 × 70 × 30 mm |
| Weight | 350 g |
| Battery Capacity | 1000 mAh |
| Operating Time | 4 h |
| Sampling Interval | ≤1 s |
| Accuracy Range | 70–85% |
| Measurement Uncertainty | ±15–30% |
| Measured Parameters | Total Viable Count (TVC), pH, Total Volatile Basic Nitrogen (TVB-N), Freshness Index, CIELAB Color Coordinates (L*, a*, b*) |
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