| Vendor | Spec | Unit | Price | Currency | Date |
| Anhui Ruibai | China national standards | MT | 687.03 | USD | 20250818 |
| Anhui Ruibai | China national standards | MT | 813.21 | USD | 20250818 |
| Qingdao Shengze Chem | China national standards | MT | 687.03 | USD | 20250818 |
| Shandong Xingpeng Chem | China national standards | MT | 743.11 | USD | 20250818 |
| Shandong Junfeng | China national standards | MT | 785.17 | USD | 20250818 |
| Shandong Junfeng | China national standards | MT | 771.15 | USD | 20250818 |
| Shandong Langchem | China national standards | MT | 862.29 | USD | 20250818 |
| Shandong Langchem | China national standards | MT | 848.27 | USD | 20250818 |
| Shandong Jinwen Chem | China national standards | MT | 785.17 | USD | 20250818 |
| Aite Zhejiang | China national standards | MT | 701.05 | USD | 20250818 |