| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chem | China national standards | MT | 813.22 | USD | 20250822 |
| Zibo Lishuo Chem | China national standards | MT | 813.22 | USD | 20250822 |
| Zibo Lishuo Chem | China national standards | MT | 813.22 | USD | 20250822 |
| Shandong Xima | China national standards | MT | 701.06 | USD | 20250822 |
| Shandong Xima | China national standards | MT | 701.06 | USD | 20250822 |
| Shandong Qiangsen Chem | China national standards | MT | 799.2 | USD | 20250822 |
| Shandong Qiangsen Chem | China national standards | MT | 799.2 | USD | 20250822 |
| Shandong Langchem | China national standards | MT | 883.33 | USD | 20250822 |
| Shandong Jinwen Chem | China national standards | MT | 848.28 | USD | 20250822 |
| Shandong Jinwen Chem | China national standards | MT | 848.28 | USD | 20250822 |