| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Huiyihai | China national standards | MT | 176.66 | USD | 20251201 |
| Hubei Shuanghuan Tech | China national standards | MT | 190.79 | USD | 20251201 |
| Henan Leavit Chem | China national standards | MT | 159.7 | USD | 20251201 |
| Hubei Shuanghuan Tech | China national standards | MT | 183.72 | USD | 20251201 |
| Henan Leavit Chem | China national standards | MT | 173.83 | USD | 20251201 |
| Henan Leavit Chem | China national standards | MT | 173.83 | USD | 20251201 |
| Henan Leavit Chem | China national standards | MT | 163.94 | USD | 20251201 |
| Tangshan Sanyou | China national standards | MT | 183.72 | USD | 20251201 |
| Guangdong Huihao | China national standards | MT | 211.99 | USD | 20251201 |
| Henan Forest Tech | China national standards | MT | 183.72 | USD | 20251201 |