| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Qingdao Shengze Chem | China national standards | MT | USD | 20260331 | |
| Qingdao Chengxin Chem | China national standards | MT | USD | 20260331 | |
| Shandong Mingyu | China national standards | MT | USD | 20260331 | |
| Shandong Zhiheng | China national standards | MT | USD | 20260331 | |
| Nantong Zhonghe Chem | China national standards | MT | USD | 20260331 | |
| Nanjing Baitu Chem | China national standards | MT | USD | 20260331 | |
| Shandong Hongyang Chem | China national standards | MT | USD | 20260331 | |
| Suzhou ChemMat | China national standards | MT | USD | 20260331 | |
| Shandong Yuxuan Chem | China national standards | MT | USD | 20260331 | |
| Henan Zihe | China national standards | MT | USD | 20260331 |
