| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Shandong | China national standards | MT | 1245.86 | USD | 20251122 |
| Xiamen Yudeshun Chem | China national standards | MT | 1340.39 | USD | 20251121 |
| Lihuayi Shandong | China national standards | MT | 905.82 | USD | 20251121 |
| Shandong Qiangsen Chem | China national standards | MT | 1044.09 | USD | 20251121 |
| Zibo Lishuo Chem | China national standards | MT | 987.65 | USD | 20251121 |
| Lihuayi Shandong | China national standards | MT | 907.23 | USD | 20251121 |
| Shandong Xima | China national standards | MT | 973.54 | USD | 20251121 |
| Xiamen Yudeshun Chem | China national standards | MT | 1340.39 | USD | 20251121 |
| Zibo Lishuo Chem | China national standards | MT | 987.65 | USD | 20251121 |
| Zibo Lishuo Chem | China national standards | MT | 987.65 | USD | 20251121 |