| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chem | China national standards | MT | 699.26 | USD | 20251130 |
| Jinan Jinrihe Chem | China national standards | MT | 699.26 | USD | 20251130 |
| Jinan Jinrihe Chem | China national standards | MT | 699.26 | USD | 20251130 |
| Jinan Jinrihe Chem | China national standards | MT | 699.26 | USD | 20251130 |
| Shandong Wonfull Petro | China national standards | MT | 699.26 | USD | 20251130 |
| Shandong Jinshenrun Chem | China national standards | MT | 706.32 | USD | 20251129 |
| Shandong Wonfull Petro | China national standards | MT | 706.32 | USD | 20251129 |
| Shandong Laya Chem | China national standards | MT | 748.7 | USD | 20251129 |
| Shanghai Ronghe Chem | China national standards | MT | 762.83 | USD | 20251129 |
| Shandong Zhongke Taihua | China national standards | MT | 946.47 | USD | 20251129 |