| ≥1 piece |
competitive price
stable quality
professional service
Certificate of Analysis
| No. | Item | Standard | Analysis Result |
| 1 | Assay% | ≥99.5 | 99.84 |
| 2 | Moisture% | 7.5— 9.0 | 8.62 |
| 3 | Sulphated Ash% | ≤0.1 | 0.033 |
| 4 | Sulphate | ≤150ppm | < 150ppm |
| 5 | Oxalate | ≤350ppm | < 150ppm |
| 6 | Calcium | ≤200ppm | <100ppm |
| 7 | Heavy Metal | ≤10ppm | <10ppm |
| 8 | Iron | ≤50ppm | <30ppm |
| 9 | Chloride | ≤50ppm | <30ppm |
| 10 | Readily Carbureted Substance | Standard Colour | Less than Standard |
| 11 | Barium | Pass the test | Pass the test |
| 12 | Transparency | Transparent | Transparent |
| 13 | Shape and State | Colorless Crystals | Conforming with standard |
| Conclusion | Confirmity with BP93 | ||
| CAS No.: 77-92-9 | MF: C6H807 | EINECS No.: 210-069-1 |
| Place of Origin: Shandong China (Mainland) | Type: Acidity Regulators | Brand Name: WNN |