| Vendor | Spec | Unit | Price | Currency | Date |
| Sinopec | China national standards | MT | 818.45 | USD | 20251111 |
| Sinopec | China national standards | MT | 790.22 | USD | 20251111 |
| Sinopec | China national standards | MT | 987.78 | USD | 20251111 |
| Sinopec | China national standards | MT | 811.39 | USD | 20251111 |
| Shandong Zhiheng | China national standards | MT | 804.33 | USD | 20251111 |
| Shandong Huize Chem | China national standards | MT | 1100.67 | USD | 20251111 |
| Shandong Xima | China national standards | MT | 790.22 | USD | 20251111 |
| Zibo Lishuo Chem | China national standards | MT | 846.67 | USD | 20251111 |
| Zibo Lishuo Chem | China national standards | MT | 846.67 | USD | 20251111 |
| Hubei 789 Chem | China national standards | MT | 818.45 | USD | 20251111 |