| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chem | China national standards | MT | 959.81 | USD | 20251124 |
| Jinan Aochen Chem | China national standards | MT | 988.04 | USD | 20251124 |
| Shandong Xima | China national standards | MT | 790.44 | USD | 20251124 |
| Sinopec | China national standards | MT | 790.44 | USD | 20251124 |
| Sinopec | China national standards | MT | 790.44 | USD | 20251124 |
| Sinopec | China national standards | MT | 790.44 | USD | 20251124 |
| Shandong Yeyang Chem | China national standards | MT | 818.67 | USD | 20251124 |
| Jinan Aochen Chem | China national standards | MT | 1242.11 | USD | 20251124 |
| Hubei 789 Chem | China national standards | MT | 818.67 | USD | 20251124 |
| Hubei 789 Chem | China national standards | MT | 818.67 | USD | 20251124 |