| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Dezheng Chem | China national standards | MT | 689.67 | USD | 20251010 |
| Yankuang Guotai Chem | China national standards | MT | 689.67 | USD | 20251010 |
| JIN Yimeng | China national standards | MT | 689.67 | USD | 20251010 |
| Yankuang Guotai Chem | China national standards | MT | 743.16 | USD | 20251010 |
| Shandong Aite Chem | China national standards | MT | 745.97 | USD | 20251010 |
| Shandong Aite Chem | China national standards | MT | 745.97 | USD | 20251010 |
| Shandong Aite Chem | China national standards | MT | 745.97 | USD | 20251010 |
| Shandong Aite Chem | China national standards | MT | 633.37 | USD | 20251010 |
| JIN Yimeng | China national standards | MT | 689.67 | USD | 20251010 |
| JIN Yimeng | China national standards | MT | 689.67 | USD | 20251010 |