| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Fusheng | China national standards | MT | 1097.73 | USD | 20250915 |
| Qingdao Shengze Chem | China national standards | MT | 971.57 | USD | 20250914 |
| Shandong Fusheng | China national standards | MT | 1098.3 | USD | 20250913 |
| Shandong Fusheng | China national standards | MT | 887.09 | USD | 20250913 |
| Qingdao Shengze Chem | China national standards | MT | 971.57 | USD | 20250913 |
| Shandong Xima | China national standards | MT | 873.01 | USD | 20250913 |
| Shandong Qiangsen Chem | China national standards | MT | 887.09 | USD | 20250913 |
| Shandong Qiangsen Chem | China national standards | MT | 887.09 | USD | 20250913 |
| Qingdao Shengze Chem | China national standards | MT | 971.57 | USD | 20250912 |
| Qingdao Shengze Chem | China national standards | MT | 971.57 | USD | 20250912 |