| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Qixiang Chem | China national standards | MT | 705.56 | USD | 20251111 |
| Jinan Jinhao Chem | China national standards | MT | 790.22 | USD | 20251111 |
| Zibo Qixiang Chem | China national standards | MT | 776.11 | USD | 20251111 |
| Shandong Hanyue Chem | China national standards | MT | 705.56 | USD | 20251111 |
| Shandong Shuojia Chem | China national standards | MT | 747.89 | USD | 20251111 |
| Shandong Shuojia Chem | China national standards | MT | 747.89 | USD | 20251111 |
| Jinan Jinhao Chem | China national standards | MT | 747.89 | USD | 20251111 |
| Baozhen Shandong Chem | China national standards | MT | 747.89 | USD | 20251111 |
| Jinan Aochen Chem | China national standards | MT | 733.78 | USD | 20251111 |
| Shandong Jinshenrun Chem | China national standards | MT | 740.83 | USD | 20251111 |