| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yeyang Chem | China national standards | MT | 1097.85 | USD | 20251010 |
| Shandong Yeyang Chem | China national standards | MT | 1097.85 | USD | 20251010 |
| Shandong Yeyang Chem | China national standards | MT | 1252.67 | USD | 20251010 |
| Shandong Yeyang Chem | China national standards | MT | 1097.02 | USD | 20251009 |
| Shandong Yeyang Chem | China national standards | MT | 1111.08 | USD | 20251009 |
| Shandong Yeyang Chem | China national standards | MT | 1251.72 | USD | 20251009 |
| Shandong Yeyang Chem | China national standards | MT | 1097.74 | USD | 20250930 |
| Shandong Yeyang Chem | China national standards | MT | 1097.74 | USD | 20250930 |
| Shandong Yeyang Chem | China national standards | MT | 1252.55 | USD | 20250930 |
| Shandong Yeyang Chem | China national standards | MT | 1252.55 | USD | 20250930 |