| Vendor | Spec | Unit | Price | Currency | Date |
| Wanhua Chem | China national standards | MT | 1030.71 | USD | 20251115 |
| Wanhua Chem | China national standards | MT | 1044.83 | USD | 20251115 |
| Wanhua Chem | China national standards | MT | 1073.07 | USD | 20251115 |
| Shandong Xima | China national standards | MT | 790.68 | USD | 20251115 |
| Shandong Langchem | China national standards | MT | 1058.95 | USD | 20251115 |
| Shandong Yaoming Chem | China national standards | MT | 833.04 | USD | 20251115 |
| Shandong Langchem | China national standards | MT | 988.35 | USD | 20251115 |
| Sinopec | China national standards | MT | 804.8 | USD | 20251115 |
| Sinopec | China national standards | MT | 790.68 | USD | 20251115 |
| Sinopec | China national standards | MT | 790.68 | USD | 20251115 |