| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Qixiang Chem | China national standards | MT | 761.63 | USD | 20251105 |
| Baozhen Shandong Chem | China national standards | MT | 747.52 | USD | 20251105 |
| Shijiaz Bailong Chem | China national standards | MT | 846.25 | USD | 20251105 |
| Baozhen Shandong Chem | China national standards | MT | 747.52 | USD | 20251105 |
| Shandong Yushuo Chem | China national standards | MT | 747.52 | USD | 20251105 |
| Shandong Jinshenrun Chem | China national standards | MT | 705.21 | USD | 20251105 |
| Shandong Jinshenrun Chem | China national standards | MT | 705.21 | USD | 20251105 |
| Jinan Jinhao Chem | China national standards | MT | 747.52 | USD | 20251105 |
| Shandong Yushuo Chem | China national standards | MT | 740.47 | USD | 20251105 |
| Shandong Yushuo Chem | China national standards | MT | 747.52 | USD | 20251105 |