| Vendor | Spec | Unit | Price | Currency | Date |
| Hubei Shuanghuan Tech | China national standards | MT | 211.0 | USD | 20250929 |
| Henan Huiyihai | China national standards | MT | 175.84 | USD | 20250929 |
| Hubei 789 Chem | China national standards | MT | 253.2 | USD | 20250929 |
| Hubei 789 Chem | China national standards | MT | 253.2 | USD | 20250929 |
| Henan LanenChem | China national standards | MT | 177.24 | USD | 20250929 |
| Henan LanenChem | China national standards | MT | 236.32 | USD | 20250929 |
| Hubei Shuanghuan Tech | China national standards | MT | 232.1 | USD | 20250929 |
| Anhui Haozhan Tech | China national standards | MT | 211.0 | USD | 20250929 |
| Hubei Shuanghuan Tech | China national standards | MT | 196.94 | USD | 20250929 |
| Henan Leavit Chem | China national standards | MT | 157.55 | USD | 20250929 |