| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xima | China national standards | MT | 700.1 | USD | 20250812 |
| Shandong Xima | China national standards | MT | 700.1 | USD | 20250812 |
| Shandong Qiangsen Chem | China national standards | MT | 798.12 | USD | 20250812 |
| Shandong Qiangsen Chem | China national standards | MT | 798.12 | USD | 20250812 |
| Shandong Fusheng | China national standards | MT | 784.12 | USD | 20250812 |
| Zibo Lishuo Chem | China national standards | MT | 812.27 | USD | 20250811 |
| Zibo Lishuo Chem | China national standards | MT | 812.27 | USD | 20250811 |
| Zibo Lishuo Chem | China national standards | MT | 812.27 | USD | 20250811 |
| Zibo Lishuo Chem | China national standards | MT | 812.27 | USD | 20250811 |
| Zibo Lishuo Chem | China national standards | MT | 812.27 | USD | 20250811 |