| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hualu | China national standards | MT | 409.67 | USD | 20251129 |
| Shandong Yaoming Chem | China national standards | MT | 303.72 | USD | 20251129 |
| Chengdu Rongjiaxin Chem | China national standards | MT | 536.81 | USD | 20251129 |
| Chengdu Rongjiaxin Chem | China national standards | MT | 536.81 | USD | 20251129 |
| Shandong Yaoming Chem | China national standards | MT | 324.91 | USD | 20251129 |
| Shandong Hualu | China national standards | MT | 395.54 | USD | 20251129 |
| Hualu Holdings | China national standards | MT | 416.73 | USD | 20251129 |
| Shandong Jiaen Chem | China national standards | MT | 402.6 | USD | 20251129 |
| Hebei Chuangde Tech | China national standards | MT | 388.48 | USD | 20251129 |
| Hebei Pengfa Chem | China national standards | MT | 329.15 | USD | 20251129 |