| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yihe Chem | China national standards | MT | 1058.35 | USD | 20251113 |
| Shandong Yihe Chem | China national standards | MT | 987.79 | USD | 20251113 |
| Shandong Xima | China national standards | MT | 959.57 | USD | 20251113 |
| Shandong Qiangsen Chem | China national standards | MT | 987.79 | USD | 20251113 |
| Shandong Jinling Chem | China national standards | MT | 1030.13 | USD | 20251113 |
| Shandong Junfeng | China national standards | MT | 1199.46 | USD | 20251113 |
| Befar | China national standards | MT | 889.01 | USD | 20251113 |
| Wanhua Chem | China national standards | MT | 987.79 | USD | 20251113 |
| Shandong Jinwen Chem | China national standards | MT | 1213.58 | USD | 20251113 |
| Shandong Langchem | China national standards | MT | 1213.58 | USD | 20251113 |