| Vendor | Spec | Unit | Price | Currency | Date |
| Luxi Chem | China national standards | MT | 256.97 | USD | 20251114 |
| Shandong Langchem | China national standards | MT | 352.98 | USD | 20251114 |
| Luxi Chem | China national standards | MT | 352.98 | USD | 20251114 |
| Jiangsu LeeMan Chem | China national standards | MT | 240.03 | USD | 20251114 |
| Luxi Chem | China national standards | MT | 261.21 | USD | 20251114 |
| Shandong Langchem | China national standards | MT | 345.92 | USD | 20251114 |
| Shandong Jinling Chem | China national standards | MT | 261.21 | USD | 20251114 |
| Shandong Langchem | China national standards | MT | 331.8 | USD | 20251114 |
| Shandong Langchem | China national standards | MT | 360.04 | USD | 20251114 |
| Shandong Langchem | China national standards | MT | 360.04 | USD | 20251114 |