| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xingpeng Chem | China national standards | MT | 746.16 | USD | 20250830 |
| Qingdao Shengze Chem | China national standards | MT | 689.85 | USD | 20250829 |
| Anhui Ruibai | China national standards | MT | 689.85 | USD | 20250829 |
| Anhui Ruibai | China national standards | MT | 802.48 | USD | 20250829 |
| Shandong Xingpeng Chem | China national standards | MT | 746.16 | USD | 20250829 |
| Qingdao Shengze Chem | China national standards | MT | 689.85 | USD | 20250829 |
| Shandong Langchem | China national standards | MT | 865.83 | USD | 20250829 |
| Shandong Langchem | China national standards | MT | 851.75 | USD | 20250829 |
| Aite Zhejiang | China national standards | MT | 703.6 | USD | 20250828 |
| Aite Zhejiang | China national standards | MT | 703.6 | USD | 20250828 |