| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chem | China national standards | MT | 720.86 | USD | 20251205 |
| Jinan Jiaxing Chem | China national standards | MT | 706.72 | USD | 20251205 |
| Yankuang Guotai Chem | China national standards | MT | 706.72 | USD | 20251205 |
| Anhui Ruibai | China national standards | MT | 710.96 | USD | 20251205 |
| Jinan Jiaxing Chem | China national standards | MT | 664.32 | USD | 20251205 |
| Shandong Langchem | China national standards | MT | 869.27 | USD | 20251205 |
| Wuhan Hengjiu Chem | China national standards | MT | 720.86 | USD | 20251205 |
| Yankuang Guotai Chem | China national standards | MT | 710.96 | USD | 20251205 |
| Jinan Angxin Chem | China national standards | MT | 749.13 | USD | 20251205 |
| Shandong Langchem | China national standards | MT | 855.14 | USD | 20251205 |