| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chem | China national standards | MT | 816.35 | USD | 20251011 |
| Zibo Lishuo Chem | China national standards | MT | 816.35 | USD | 20251011 |
| Zibo Lishuo Chem | China national standards | MT | 816.35 | USD | 20251011 |
| Zibo Lishuo Chem | China national standards | MT | 816.35 | USD | 20251011 |
| Zibo Lishuo Chem | China national standards | MT | 816.35 | USD | 20251011 |
| Shandong Xima | China national standards | MT | 703.75 | USD | 20251011 |
| Shandong Xima | China national standards | MT | 703.75 | USD | 20251011 |
| Shandong Qiangsen Chem | China national standards | MT | 802.27 | USD | 20251011 |
| Shandong Qiangsen Chem | China national standards | MT | 802.27 | USD | 20251011 |
| Shandong Jinwen Chem | China national standards | MT | 851.54 | USD | 20251011 |