| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xima | China national standards | MT | 704.54 | USD | 20251016 |
| Shandong Qiangsen Chem | China national standards | MT | 803.18 | USD | 20251016 |
| Shandong Qiangsen Chem | China national standards | MT | 803.18 | USD | 20251016 |
| Jinan Angxin Chem | China national standards | MT | 789.09 | USD | 20251016 |
| Shandong Wonfull Petro | China national standards | MT | 789.09 | USD | 20251016 |
| Shanghai Ronghe Chem | China national standards | MT | 789.09 | USD | 20251016 |
| Shandong Zhongke Taihua | China national standards | MT | 944.09 | USD | 20251016 |
| Shandong Zhongke Taihua | China national standards | MT | 944.09 | USD | 20251016 |
| Shandong Zhongke Taihua | China national standards | MT | 944.09 | USD | 20251016 |
| Shandong Jinwen Chem | China national standards | MT | 852.5 | USD | 20251016 |