| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 353.34 | USD | 20251210 |
| Shandong Langchem | China national standards | MT | 360.41 | USD | 20251210 |
| Shandong Jinling Chem | China national standards | MT | 228.97 | USD | 20251210 |
| Shandong Jinling Chem | China national standards | MT | 228.97 | USD | 20251210 |
| Shandong Jinling Chem | China national standards | MT | 237.45 | USD | 20251210 |
| Luxi Chem | China national standards | MT | 237.45 | USD | 20251210 |
| Luxi Chem | China national standards | MT | 240.27 | USD | 20251210 |
| Shandong Yihe Chem | China national standards | MT | 233.21 | USD | 20251210 |
| Shanghai Guoke | China national standards | MT | 459.34 | USD | 20251210 |
| Shandong Jinling Chem | China national standards | MT | 268.54 | USD | 20251210 |