| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chem | China national standards | MT | 942.26 | USD | 20250922 |
| Shandong Huize Chem | China national standards | MT | 900.06 | USD | 20250922 |
| Zibo Lishuo Chem | China national standards | MT | 914.13 | USD | 20250922 |
| Zibo Lishuo Chem | China national standards | MT | 914.13 | USD | 20250922 |
| Zibo Lishuo Chem | China national standards | MT | 914.13 | USD | 20250922 |
| Zibo Lishuo Chem | China national standards | MT | 914.13 | USD | 20250922 |
| Zibo Lishuo Chem | China national standards | MT | 914.13 | USD | 20250922 |
| Nantong Zhonghe Chem | China national standards | MT | 893.03 | USD | 20250922 |
| Suzhou Zixu Mat | China national standards | MT | 1237.59 | USD | 20250922 |
| Luxi Chem | China national standards | MT | 871.94 | USD | 20250922 |