| Vendor | Spec | Unit | Price | Currency | Date |
| Sinopec | China national standards | MT | 874.46 | USD | 20251105 |
| Lihuayi Shandong | China national standards | MT | 874.46 | USD | 20251105 |
| Lihuayi Shandong | China national standards | MT | 874.46 | USD | 20251105 |
| Wanhua Chem | China national standards | MT | 916.77 | USD | 20251105 |
| Shandong Shuojia Chem | China national standards | MT | 884.33 | USD | 20251105 |
| Sinopec | China national standards | MT | 1248.22 | USD | 20251105 |
| Sinopec | China national standards | MT | 888.56 | USD | 20251105 |
| Lihuayi Shandong | China national standards | MT | 1382.21 | USD | 20251105 |
| Shandong Shuojia Chem | China national standards | MT | 884.33 | USD | 20251105 |
| Sinopec | China national standards | MT | 874.46 | USD | 20251105 |