| Vendor | Spec | Unit | Price | Currency | Date |
| 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 |
| Luxi Chem | China national standards | MT | 237.41 | USD | 20251208 |
| Luxi Chem | China national standards | MT | 234.58 | USD | 20251208 |
| Luxi Chem | China national standards | MT | 240.24 | USD | 20251208 |
| Shandong Yihe Chem | China national standards | MT | 233.17 | USD | 20251208 |
| Guangzhou Tianyue Chem | China national standards | MT | 494.6 | USD | 20251208 |