| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yaoming Chem | China national standards | MT | 833.04 | USD | 20251114 |
| Sinopec | China national standards | MT | 804.8 | USD | 20251114 |
| Sinopec | China national standards | MT | 818.92 | USD | 20251114 |
| Sinopec | China national standards | MT | 818.92 | USD | 20251114 |
| Sinopec | China national standards | MT | 818.92 | USD | 20251114 |
| Sinopec | China national standards | MT | 790.68 | USD | 20251114 |
| Sinopec | China national standards | MT | 790.68 | USD | 20251114 |
| Sinopec | China national standards | MT | 889.52 | USD | 20251114 |
| Shandong Qiangsen Chem | China national standards | MT | 818.92 | USD | 20251114 |
| Shandong Zhiheng | China national standards | MT | 804.8 | USD | 20251114 |