| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Qingdao Shengze Chem | China national standards | MT | USD | 20251115 | |
| Shandong Jinshenrun Chem | China national standards | MT | USD | 20251115 | |
| Shiyou Yangzhou Chem | China national standards | MT | USD | 20251115 | |
| Lihuayi Weiyuan Chem | China national standards | MT | USD | 20251115 | |
| Jinan Qi Mat | China national standards | MT | USD | 20251115 | |
| Shandong Jiaen Chem | China national standards | MT | USD | 20251115 | |
| Jinan Jinrihe Chem | China national standards | MT | USD | 20251115 | |
| Sinopec | China national standards | MT | USD | 20251115 | |
| Jiangsu Highchem Catalyst | China national standards | MT | USD | 20251114 | |
| Sinopec | China national standards | MT | USD | 20251114 |
