| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 986.29 | USD | 20251020 |
| Zibo Lishuo Chem | China national standards | MT | 845.39 | USD | 20251020 |
| Zibo Lishuo Chem | China national standards | MT | 845.39 | USD | 20251020 |
| Zibo Lishuo Chem | China national standards | MT | 845.39 | USD | 20251020 |
| Zibo Lishuo Chem | China national standards | MT | 845.39 | USD | 20251020 |
| Zibo Lishuo Chem | China national standards | MT | 845.39 | USD | 20251020 |
| Shandong Xima | China national standards | MT | 789.03 | USD | 20251020 |
| Shandong Qiangsen Chem | China national standards | MT | 817.21 | USD | 20251020 |
| Shandong Laya Chem | China national standards | MT | 789.03 | USD | 20251020 |
| Shandong Yeyang Chem | China national standards | MT | 817.21 | USD | 20251020 |