| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 386.86 | USD | 20250918 |
| Shandong Langchem | China national standards | MT | 351.69 | USD | 20250918 |
| Shandong Langchem | China national standards | MT | 365.76 | USD | 20250918 |
| Hebei Chuangde Tech | China national standards | MT | 386.86 | USD | 20250918 |
| Shandong Langchem | China national standards | MT | 365.76 | USD | 20250918 |
| Hebei Chuangde Tech | China national standards | MT | 386.86 | USD | 20250918 |
| Shandong Langchem | China national standards | MT | 351.69 | USD | 20250918 |
| Jiangsu SOPO | China national standards | MT | 351.69 | USD | 20250918 |
| Nanjing Baitu Chem | China national standards | MT | 351.69 | USD | 20250918 |
| Suzhou Shangma Chem | China national standards | MT | 407.96 | USD | 20250918 |