| Vendor | Spec | Unit | Price | Currency | Date |
| Nanjing Baitu Chem | China national standards | MT | 816.25 | USD | 20250925 |
| Nanjing Baitu Chem | China national standards | MT | 900.69 | USD | 20250925 |
| Shandong Jinwen Chem | China national standards | MT | 844.39 | USD | 20250925 |
| Shandong Wells Chem | China national standards | MT | 816.25 | USD | 20250925 |
| Aite Zhejiang | China national standards | MT | 788.1 | USD | 20250925 |
| Aite Zhejiang | China national standards | MT | 788.1 | USD | 20250925 |
| Aite Zhejiang | China national standards | MT | 844.39 | USD | 20250925 |
| Aite Zhejiang | China national standards | MT | 844.39 | USD | 20250925 |
| Shandong Wells Chem | China national standards | MT | 816.25 | USD | 20250925 |
| Shandong Qiangsen Chem | China national standards | MT | 745.88 | USD | 20250925 |