| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chem | China national standards | MT | 749.02 | USD | 20251201 |
| Shandong Xima | China national standards | MT | 706.62 | USD | 20251201 |
| Zibo Lishuo Chem | China national standards | MT | 819.68 | USD | 20251201 |
| Jinan Jinhao Chem | China national standards | MT | 749.02 | USD | 20251201 |
| Shandong Yushuo Chem | China national standards | MT | 727.82 | USD | 20251201 |
| Shijiaz Bailong Chem | China national standards | MT | 847.95 | USD | 20251201 |
| Shandong Shuojia Chem | China national standards | MT | 727.82 | USD | 20251201 |
| Shandong Yushuo Chem | China national standards | MT | 727.82 | USD | 20251201 |
| Shandong Yushuo Chem | China national standards | MT | 727.82 | USD | 20251201 |
| Shandong Jinshenrun Chem | China national standards | MT | 713.69 | USD | 20251201 |