| Vendor | Spec | Unit | Price | Currency | Date |
| Hubei 789 Chem | China national standards | MT | 818.47 | USD | 20251030 |
| Hubei 789 Chem | China national standards | MT | 818.47 | USD | 20251030 |
| Shandong Yaoming Chem | China national standards | MT | 832.58 | USD | 20251030 |
| Shandong Jinwen Chem | China national standards | MT | 987.81 | USD | 20251030 |
| Shandong Yaoming Chem | China national standards | MT | 832.58 | USD | 20251030 |
| Wanhua Yantai | China national standards | MT | 889.03 | USD | 20251030 |
| Wanhua Yantai | China national standards | MT | 846.69 | USD | 20251030 |
| Wanhua Yantai | China national standards | MT | 896.08 | USD | 20251030 |
| Shandong Kaitai Petro | China national standards | MT | 889.03 | USD | 20251030 |
| Shandong Kaitai Petro | China national standards | MT | 917.25 | USD | 20251030 |