| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinwen Chem | China national standards | MT | 1213.23 | USD | 20251104 |
| Shandong Junfeng | China national standards | MT | 1058.05 | USD | 20251104 |
| Shandong Jinling Chem | China national standards | MT | 1058.05 | USD | 20251104 |
| Shandong Junfeng | China national standards | MT | 931.09 | USD | 20251104 |
| Nanjing Baitu Chem | China national standards | MT | 1481.27 | USD | 20251104 |
| Shandong Laya Chem | China national standards | MT | 973.41 | USD | 20251104 |
| Shandong Hongyang Chem | China national standards | MT | 1431.9 | USD | 20251104 |
| Shandong Yeyang Chem | China national standards | MT | 1114.48 | USD | 20251104 |
| Shandong Yeyang Chem | China national standards | MT | 1100.37 | USD | 20251104 |
| Shandong Jinling Chem | China national standards | MT | 1058.05 | USD | 20251104 |