| Vendor | Spec | Unit | Price | Currency | Date |
| Hubei Shuanghuan Tech | China national standards | MT | 190.8 | USD | 20251203 |
| Henan Leavit Chem | China national standards | MT | 445.2 | USD | 20251203 |
| Tangshan Sanyou | China national standards | MT | 183.74 | USD | 20251203 |
| Henan Leavit Chem | China national standards | MT | 173.84 | USD | 20251203 |
| Hubei Shuanghuan Tech | China national standards | MT | 176.67 | USD | 20251203 |
| Henan Leavit Chem | China national standards | MT | 148.4 | USD | 20251203 |
| Hubei Shuanghuan Tech | China national standards | MT | 183.74 | USD | 20251203 |
| Henan Leavit Chem | China national standards | MT | 159.71 | USD | 20251203 |
| Henan Leavit Chem | China national standards | MT | 173.84 | USD | 20251203 |
| Shandong Hezhan Chem | China national standards | MT | 180.91 | USD | 20251203 |