| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 1110.99 | USD | 20250827 |
| Shandong Langchem | China national standards | MT | 1110.99 | USD | 20250827 |
| Shandong Langchem | China national standards | MT | 1096.92 | USD | 20250827 |
| Shandong Junfeng | China national standards | MT | 913.08 | USD | 20250826 |
| Shandong Junfeng | China national standards | MT | 983.31 | USD | 20250826 |
| Shandong Junfeng | China national standards | MT | 1053.55 | USD | 20250826 |
| Shanghai Wanzhong | China national standards | MT | 966.46 | USD | 20250826 |
| JS Xiaomi Chem | China national standards | MT | 965.05 | USD | 20250826 |
| Qingdao Shengze Chem | China national standards | MT | 955.22 | USD | 20250826 |
| Shandong Xingpeng Chem | China national standards | MT | 941.17 | USD | 20250826 |