| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinwen Chem | China national standards | MT | 967.92 | USD | 20250821 |
| Qingdao Shengze Chem | China national standards | MT | 966.6 | USD | 20250820 |
| Qingdao Shengze Chem | China national standards | MT | 966.6 | USD | 20250820 |
| Shandong Xima | China national standards | MT | 910.57 | USD | 20250820 |
| Nanjing Baitu Chem | China national standards | MT | 1036.65 | USD | 20250820 |
| Shandong Jinwen Chem | China national standards | MT | 966.6 | USD | 20250820 |
| Shandong Jinwen Chem | China national standards | MT | 966.6 | USD | 20250820 |
| Shandong Jinwen Chem | China national standards | MT | 1092.68 | USD | 20250820 |
| Shandong Langchem | China national standards | MT | 1165.53 | USD | 20250820 |
| Shandong Langchem | China national standards | MT | 1241.17 | USD | 20250820 |