| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 805.39 | USD | 20251209 |
| Shanghai SKY Chem | China national standards | MT | 1271.67 | USD | 20251209 |
| Shanghai Wanzhong | China national standards | MT | 812.46 | USD | 20251209 |
| Beijing Yanshan Petro | China national standards | MT | 819.52 | USD | 20251209 |
| Zibo Jinshuo Chem | China national standards | MT | 847.78 | USD | 20251209 |
| Shandong Jinshenrun Chem | China national standards | MT | 974.95 | USD | 20251209 |
| Shiyou Yangzhou Chem | China national standards | MT | 805.39 | USD | 20251209 |
| Sinopec | China national standards | MT | 840.72 | USD | 20251209 |
| Shandong Qiangsen Chem | China national standards | MT | 932.56 | USD | 20251209 |
| Unknown | China national standards | MT | 840.72 | USD | 20251209 |