| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Mingyu | China national standards | MT | 1213.88 | USD | 20251124 |
| Shandong Aite Chem | China national standards | MT | 1143.31 | USD | 20251124 |
| Shandong Jinling Chem | China national standards | MT | 1206.83 | USD | 20251124 |
| Shandong Langchem | China national standards | MT | 1174.36 | USD | 20251124 |
| Dongying HuataiChem | China national standards | MT | 1072.73 | USD | 20251124 |
| Shandong Langchem | China national standards | MT | 1199.77 | USD | 20251124 |
| Shandong Jinwen Chem | China national standards | MT | 1213.88 | USD | 20251124 |
| Dongying HuataiChem | China national standards | MT | 1072.73 | USD | 20251124 |
| Shandong Langchem | China national standards | MT | 1213.88 | USD | 20251124 |
| Shandong Langchem | China national standards | MT | 1213.88 | USD | 20251124 |