| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yeyang Chem | China national standards | MT | 1099.71 | USD | 20251025 |
| Shandong Junfeng | China national standards | MT | 930.52 | USD | 20251025 |
| Shandong Jinling Chem | China national standards | MT | 1127.9 | USD | 20251025 |
| Shandong Jinling Chem | China national standards | MT | 1057.41 | USD | 20251025 |
| Shandong Xingpeng Chem | China national standards | MT | 1057.41 | USD | 20251025 |
| Nanjing Runhua Chem | China national standards | MT | 1170.2 | USD | 20251024 |
| Shandong Junfeng | China national standards | MT | 1057.41 | USD | 20251024 |
| Shandong Jinling | China national standards | MT | 1127.9 | USD | 20251024 |
| Shandong Junfeng | China national standards | MT | 930.52 | USD | 20251024 |
| Shandong Jinling | China national standards | MT | 1127.9 | USD | 20251024 |