| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yihe Chem | China national standards | MT | 987.81 | USD | 20251030 |
| Shandong Yihe Chem | China national standards | MT | 1058.37 | USD | 20251030 |
| Befar | China national standards | MT | 1093.64 | USD | 20251030 |
| Shandong Xima | China national standards | MT | 959.58 | USD | 20251030 |
| Shandong Qiangsen Chem | China national standards | MT | 987.81 | USD | 20251030 |
| Shandong Jinwen Chem | China national standards | MT | 1213.59 | USD | 20251030 |
| Wanhua Chem | China national standards | MT | 1340.6 | USD | 20251030 |
| Shandong Langchem | China national standards | MT | 1178.31 | USD | 20251030 |
| Shandong Langchem | China national standards | MT | 1213.59 | USD | 20251030 |
| Shandong Langchem | China national standards | MT | 1213.59 | USD | 20251030 |