| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chem | China national standards | MT | 988.48 | USD | 20251117 |
| Aite Zhejiang | China national standards | MT | 882.57 | USD | 20251117 |
| Shandong Qiangsen Chem | China national standards | MT | 819.02 | USD | 20251117 |
| Sinopec | China national standards | MT | 889.63 | USD | 20251117 |
| Sinopec | China national standards | MT | 804.9 | USD | 20251117 |
| Sinopec | China national standards | MT | 790.78 | USD | 20251117 |
| Sinopec | China national standards | MT | 790.78 | USD | 20251117 |
| Sinopec | China national standards | MT | 790.78 | USD | 20251117 |
| Sinopec | China national standards | MT | 790.78 | USD | 20251117 |
| Sinopec | China national standards | MT | 790.78 | USD | 20251117 |