| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xima | China national standards | MT | 785.18 | USD | 20250823 |
| Shandong Qiangsen Chem | China national standards | MT | 813.22 | USD | 20250823 |
| Shandong Laya Chem | China national standards | MT | 785.18 | USD | 20250823 |
| Shandong Yeyang Chem | China national standards | MT | 813.22 | USD | 20250823 |
| Shandong Jinwen Chem | China national standards | MT | 981.48 | USD | 20250823 |
| Shandong Langchem | China national standards | MT | 1135.71 | USD | 20250822 |
| Shandong Langchem | China national standards | MT | 1051.58 | USD | 20250822 |
| Zibo Lishuo Chem | China national standards | MT | 841.27 | USD | 20250822 |
| Zibo Lishuo Chem | China national standards | MT | 841.27 | USD | 20250822 |
| Zibo Lishuo Chem | China national standards | MT | 841.27 | USD | 20250822 |