| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yeyang Chem | China national standards | MT | 774.7 | USD | 20251015 |
| Shandong Energy | China national standards | MT | 788.79 | USD | 20251015 |
| CNPC | China national standards | MT | 802.87 | USD | 20251015 |
| Shandong Yeyang Chem | China national standards | MT | 774.7 | USD | 20251015 |
| Wanhua Chem | China national standards | MT | 760.62 | USD | 20251015 |
| Aite Zhejiang | China national standards | MT | 985.98 | USD | 20251015 |
| Shandong Energy | China national standards | MT | 1014.16 | USD | 20251015 |
| Luxi Chem | China national standards | MT | 1056.41 | USD | 20251015 |
| Shaanxi Petro Yanan | China national standards | MT | 1060.64 | USD | 20251015 |
| Wanhua Chem | China national standards | MT | 1021.2 | USD | 20251015 |