| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuojia Chem | China national standards | MT | 882.46 | USD | 20251114 |
| Shandong Shuojia Chem | China national standards | MT | 882.46 | USD | 20251114 |
| Shandong Shuojia Chem | China national standards | MT | 882.46 | USD | 20251114 |
| Shandong Hanyue Chem | China national standards | MT | 889.52 | USD | 20251114 |
| Shandong Hanyue Chem | China national standards | MT | 889.52 | USD | 20251114 |
| Shandong Jinwen Chem | China national standards | MT | 1101.31 | USD | 20251114 |
| Shandong Jinwen Chem | China national standards | MT | 974.23 | USD | 20251114 |
| Shandong Jinwen Chem | China national standards | MT | 974.23 | USD | 20251114 |
| Shandong Langchem | China national standards | MT | 1250.97 | USD | 20251114 |
| Shandong Langchem | China national standards | MT | 1174.73 | USD | 20251114 |