| Vendor | Spec | Unit | Price | Currency | Date |
| Chengdu Rongjiaxin Chem | China national standards | MT | 590.29 | USD | 20250926 |
| Shandong Zhenkun | China national standards | MT | 393.52 | USD | 20250926 |
| Shandong Hualu | China national standards | MT | 421.63 | USD | 20250926 |
| Shandong Zhenkun | China national standards | MT | 421.63 | USD | 20250926 |
| Shanghai Huayi | China national standards | MT | 421.63 | USD | 20250926 |
| Chengdu Rongjiaxin Chem | China national standards | MT | 591.07 | USD | 20250925 |
| Jiangsu SOPO | China national standards | MT | 351.83 | USD | 20250925 |
| Nanjing Baitu Chem | China national standards | MT | 351.83 | USD | 20250925 |
| Changzhou Yihan Chem | China national standards | MT | 394.05 | USD | 20250925 |
| Changzhou Yihan Chem | China national standards | MT | 394.05 | USD | 20250925 |