| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chem | China national standards | MT | 915.11 | USD | 20250829 |
| Zibo Lishuo Chem | China national standards | MT | 915.11 | USD | 20250829 |
| Zibo Lishuo Chem | China national standards | MT | 915.11 | USD | 20250829 |
| Shandong Laya Chem | China national standards | MT | 788.4 | USD | 20250829 |
| Shandong Xima | China national standards | MT | 746.16 | USD | 20250829 |
| Shandong Qiangsen Chem | China national standards | MT | 816.56 | USD | 20250829 |
| Nanjing Baitu Chem | China national standards | MT | 844.71 | USD | 20250829 |
| Nanjing Baitu Chem | China national standards | MT | 844.71 | USD | 20250829 |
| Qingdao Shengze Chem | China national standards | MT | 816.18 | USD | 20250828 |
| Qingdao Shengze Chem | China national standards | MT | 816.18 | USD | 20250828 |