| Vendor | Spec | Unit | Price | Currency | Date |
| Befar | China national standards | MT | 1083.15 | USD | 20250929 |
| Shandong Yihe Chem | China national standards | MT | 1055.02 | USD | 20250929 |
| Shandong Yihe Chem | China national standards | MT | 942.48 | USD | 20250929 |
| Shandong Langchem | China national standards | MT | 1209.75 | USD | 20250929 |
| Shandong Langchem | China national standards | MT | 1174.58 | USD | 20250929 |
| Shandong Langchem | China national standards | MT | 1195.68 | USD | 20250929 |
| Shandong Langchem | China national standards | MT | 1170.36 | USD | 20250929 |
| Shandong Langchem | China national standards | MT | 1209.75 | USD | 20250929 |
| Wanhua Chem | China national standards | MT | 1336.35 | USD | 20250929 |
| Shandong Jinwen Chem | China national standards | MT | 1209.75 | USD | 20250929 |