| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chem | China national standards | MT | 816.57 | USD | 20250908 |
| Zibo Lishuo Chem | China national standards | MT | 816.57 | USD | 20250908 |
| Zibo Lishuo Chem | China national standards | MT | 816.57 | USD | 20250908 |
| Zibo Lishuo Chem | China national standards | MT | 816.57 | USD | 20250908 |
| Zibo Lishuo Chem | China national standards | MT | 816.57 | USD | 20250908 |
| Shandong Langchem | China national standards | MT | 886.96 | USD | 20250908 |
| Shandong Xima | China national standards | MT | 703.94 | USD | 20250908 |
| Shandong Xima | China national standards | MT | 703.94 | USD | 20250908 |
| Shandong Qiangsen Chem | China national standards | MT | 802.49 | USD | 20250908 |
| Shandong Qiangsen Chem | China national standards | MT | 802.49 | USD | 20250908 |