| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 423.89 | USD | 20251209 |
| Suzhou ChemMat | China national standards | MT | 486.06 | USD | 20251209 |
| Aite Zhejiang | China national standards | MT | 537.0 | USD | 20251208 |
| Shandong Zhenkun | China national standards | MT | 325.02 | USD | 20251208 |
| Shandong Zhenkun | Industrial Grade | MT | 431.01 | USD | 20251208 |
| Shandong Zhenkun | China national standards | MT | 989.2 | USD | 20251208 |
| Shandong Zhenkun | 90% | MT | 395.68 | USD | 20251208 |
| Shandong Zhenkun | 90% | MT | 395.68 | USD | 20251208 |
| Zhangzhou Sanan Chem | China national standards | MT | 466.34 | USD | 20251208 |
| Shandong Jinwen Chem | China national standards | MT | 635.92 | USD | 20251208 |