| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chem | China national standards | MT | 944.27 | USD | 20251022 |
| Shandong Aite Chem | China national standards | MT | 887.9 | USD | 20251022 |
| Hubei 789 Chem | China national standards | MT | 817.43 | USD | 20251022 |
| Hubei 789 Chem | China national standards | MT | 817.43 | USD | 20251022 |
| Jinan Jinhao Chem | China national standards | MT | 1183.87 | USD | 20251022 |
| Wanhua Yantai | China national standards | MT | 887.9 | USD | 20251022 |
| Wanhua Yantai | China national standards | MT | 879.44 | USD | 20251022 |
| Wanhua Yantai | China national standards | MT | 894.95 | USD | 20251022 |
| Shandong Kaitai Petro | China national standards | MT | 916.09 | USD | 20251022 |
| Shandong Kaitai Petro | China national standards | MT | 887.9 | USD | 20251022 |