| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yeyang Chem | China national standards | MT | 1101.31 | USD | 20251114 |
| Shandong Yeyang Chem | China national standards | MT | 1115.43 | USD | 20251114 |
| Shandong Jinling Chem | China national standards | MT | 1101.31 | USD | 20251114 |
| Shandong Zhiheng | China national standards | MT | 1411.93 | USD | 20251114 |
| Shandong Hongyang Chem | China national standards | MT | 1433.11 | USD | 20251114 |
| Shandong Yeyang Chem | China national standards | MT | 1256.62 | USD | 20251114 |
| Shandong Hongyang Chem | China national standards | MT | 1433.11 | USD | 20251114 |
| Shandong Jinling Chem | China national standards | MT | 1115.43 | USD | 20251114 |
| Shandong Yeyang Chem | China national standards | MT | 1101.31 | USD | 20251114 |
| Shandong Jinling | China national standards | MT | 1136.6 | USD | 20251114 |