| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Wonfull Petro | China national standards | MT | 845.39 | USD | 20251020 |
| Nantong Zhonghe Chem | China national standards | MT | 718.58 | USD | 20251020 |
| Shandong Hanyue Chem | China national standards | MT | 760.85 | USD | 20251020 |
| Shandong Hanyue Chem | China national standards | MT | 760.85 | USD | 20251020 |
| Shandong Hanyue Chem | China national standards | MT | 760.85 | USD | 20251020 |
| Shandong Hanyue Chem | China national standards | MT | 760.85 | USD | 20251020 |
| Shandong Shuojia Chem | China national standards | MT | 760.85 | USD | 20251020 |
| Shandong Shuojia Chem | China national standards | MT | 760.85 | USD | 20251020 |
| Shandong Shuojia Chem | China national standards | MT | 760.85 | USD | 20251020 |
| Shandong Shuojia Chem | China national standards | MT | 760.85 | USD | 20251020 |