| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Qingdao Shengze Chem | China national standards | MT | USD | 20250816 | |
| Shandong Yeyang Chem | China national standards | MT | USD | 20250815 | |
| Dongying Lianchem | China national standards | MT | USD | 20250815 | |
| Shandong Langchem | China national standards | MT | USD | 20250815 | |
| Shandong Qiangsen Chem | China national standards | MT | USD | 20250815 | |
| Shandong Xima | China national standards | MT | USD | 20250815 | |
| Shandong Xingpeng Chem | China national standards | MT | USD | 20250815 | |
| Qingdao Shengze Chem | China national standards | MT | USD | 20250815 | |
| Shandong Junfeng | China national standards | MT | USD | 20250814 | |
| Jiangsu Haixing Chem | China national standards | MT | USD | 20250814 |
