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| Brand | Tianyan |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | TY-TN1_ |
| Instrument Type | Portable |
| Detection Channels | 8 |
| Measured Parameters | Soil Total Organic Carbon (TOC) and Carbon-to-Nitrogen Ratio (C/N) |
| Measurement Range | 0.001–9999 (unitless absorbance-derived index |
| Repeatability | ≤0.02% (based on potassium dichromate solution, CV) |
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