| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 381.55 | USD | 20251208 |
| Shandong Langchem | China national standards | MT | 353.29 | USD | 20251208 |
| Shandong Langchem | China national standards | MT | 360.35 | USD | 20251208 |
| Shandong Langchem | China national standards | MT | 360.35 | USD | 20251208 |
| Shandong Langchem | China national standards | MT | 360.35 | USD | 20251208 |
| Zaozhuang Yitai | China national standards | MT | 395.68 | USD | 20251208 |
| Shanghai Guoke | China national standards | MT | 459.27 | USD | 20251208 |
| Shandong Jinshenrun Chem | China national standards | MT | 325.02 | USD | 20251208 |
| Luxi Chem | China national standards | MT | 310.89 | USD | 20251208 |
| Shandong Jinling Chem | China national standards | MT | 237.41 | USD | 20251208 |