| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Angxin Chem | China national standards | MT | 726.19 | USD | 20251023 |
| Shandong Zhiheng | China national standards | MT | 705.04 | USD | 20251023 |
| Shandong Hongyang Chem | China national standards | MT | 705.04 | USD | 20251023 |
| Shandong Langchem | China national standards | MT | 867.2 | USD | 20251023 |
| Shandong Langchem | China national standards | MT | 853.1 | USD | 20251023 |
| Wuhan Hengjiu Chem | China national standards | MT | 789.64 | USD | 20251023 |
| Shandong Jinwen Chem | China national standards | MT | 789.64 | USD | 20251023 |
| Wuhan Hengjiu Chem | China national standards | MT | 789.24 | USD | 20251022 |
| Jiangsu Youlixin Chem | China national standards | MT | 789.24 | USD | 20251022 |
| Nanjing Runsheng Petro | China national standards | MT | 761.06 | USD | 20251022 |