| Vendor | Spec | Unit | Price | Currency | Date |
| Wanhua Chem | China national standards | MT | 1073.05 | USD | 20251125 |
| Jinan Aochen Chem | China national standards | MT | 960.1 | USD | 20251125 |
| Shandong Langchem | China national standards | MT | 1058.93 | USD | 20251125 |
| Sinopec | China national standards | MT | 790.67 | USD | 20251125 |
| Sinopec | China national standards | MT | 790.67 | USD | 20251125 |
| Sinopec | China national standards | MT | 790.67 | USD | 20251125 |
| Sinopec | China national standards | MT | 790.67 | USD | 20251125 |
| Sinopec | China national standards | MT | 790.67 | USD | 20251125 |
| Sinopec | China national standards | MT | 790.67 | USD | 20251125 |
| Sinopec | China national standards | MT | 790.67 | USD | 20251125 |