| Test Items | Standard | |
| Specification | ||
| ITEM | SPECIFICATION | RESULT |
| Appearance | white powder | White powder |
| Total acids (%) | ≥98.5% | 99.01% |
| Mono acid (%) | ≥97.0% | 97.5% |
| Melting point (°C) | 110.0-113.0 | 111.7-112.4 |
| Moisture (%) | ≤0.3 | 0.13 |
| Ash ppm | ≤30 | 7 |
| Nitrogen | ≤ 250ppm | 188ppm |
| Sulfated ash | 0.1% max | |


| Test Items | Standard | |
| Specification | ||
| ITEM | SPECIFICATION | RESULT |
| Appearance | white powder | White powder |
| Total acids (%) | ≥98.5% | 99.01% |
| Mono acid (%) | ≥97.0% | 97.5% |
| Melting point (°C) | 110.0-113.0 | 111.7-112.4 |
| Moisture (%) | ≤0.3 | 0.13 |
| Ash ppm | ≤30 | 7 |
| Nitrogen | ≤ 250ppm | 188ppm |
| Sulfated ash | 0.1% max | |


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