| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Qingdao Shengze Chem | China national standards | MT | USD | 20250916 | |
| Shandong Huize Chem | China national standards | MT | USD | 20250916 | |
| Shandong Qiangsen Chem | China national standards | MT | USD | 20250916 | |
| Shandong Xima | China national standards | MT | USD | 20250916 | |
| Zhejiang PetroChem | China national standards | MT | USD | 20250915 | |
| Shiyou Yangzhou Chem | China national standards | MT | USD | 20250915 | |
| Jiangsu Highchem Catalyst | China national standards | MT | USD | 20250915 | |
| Lihuayi Weiyuan Chem | China national standards | MT | USD | 20250915 | |
| Dongying Fuyu | China national standards | MT | USD | 20250915 | |
| Sinopec | China national standards | MT | USD | 20250915 |
