| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yihe Chem | China national standards | MT | 791.08 | USD | 20251128 |
| Sinopec | China national standards | MT | 791.08 | USD | 20251128 |
| Hubei 789 Chem | China national standards | MT | 819.34 | USD | 20251128 |
| Shandong Yeyang Chem | China national standards | MT | 819.34 | USD | 20251128 |
| Jiangsu Youlixin Chem | China national standards | MT | 882.91 | USD | 20251128 |
| Shandong Kaitai Petro | China national standards | MT | 918.22 | USD | 20251128 |
| Aite Zhejiang | China national standards | MT | 882.91 | USD | 20251128 |
| Shandong Yaoming Chem | China national standards | MT | 833.46 | USD | 20251128 |
| Shandong Yaoming Chem | China national standards | MT | 791.08 | USD | 20251128 |
| Wanhua Chem | China national standards | MT | 1031.23 | USD | 20251128 |