| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 1292.84 | USD | 20250825 |
| Shandong Langchem | China national standards | MT | 1327.97 | USD | 20250825 |
| Zibo Lishuo Chem | China national standards | MT | 983.68 | USD | 20250825 |
| Zibo Lishuo Chem | China national standards | MT | 983.68 | USD | 20250825 |
| Zibo Lishuo Chem | China national standards | MT | 983.68 | USD | 20250825 |
| Zibo Lishuo Chem | China national standards | MT | 983.68 | USD | 20250825 |
| Zibo Lishuo Chem | China national standards | MT | 983.68 | USD | 20250825 |
| Shandong Jinwen Chem | China national standards | MT | 1194.47 | USD | 20250825 |
| Shandong Xima | China national standards | MT | 969.63 | USD | 20250825 |
| Shandong Qiangsen Chem | China national standards | MT | 1039.9 | USD | 20250825 |