| Vendor | Spec | Unit | Price | Currency | Date |
| Hubei 789 Chem | China national standards | MT | 818.28 | USD | 20251031 |
| Hubei 789 Chem | China national standards | MT | 818.28 | USD | 20251031 |
| Aite Zhejiang | China national standards | MT | 888.83 | USD | 20251031 |
| Wanhua Yantai | China national standards | MT | 931.15 | USD | 20251031 |
| Wanhua Yantai | China national standards | MT | 818.28 | USD | 20251031 |
| Wanhua Yantai | China national standards | MT | 895.88 | USD | 20251031 |
| Shandong Yaoming Chem | China national standards | MT | 832.39 | USD | 20251031 |
| Shandong Yaoming Chem | China national standards | MT | 832.39 | USD | 20251031 |
| Shandong Kaitai Petro | China national standards | MT | 917.04 | USD | 20251031 |
| Shandong Kaitai Petro | China national standards | MT | 888.83 | USD | 20251031 |