| Vendor | Spec | Unit | Price | Currency | Date |
| Beijing Yanshan Petro | China national standards | MT | 918.95 | USD | 20251204 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1159.29 | USD | 20251204 |
| Qingdao Shengze Chem | China national standards | MT | 819.99 | USD | 20251204 |
| Shiyou Yangzhou Chem | China national standards | MT | 841.19 | USD | 20251204 |
| Beijing Yanshan Petro | China national standards | MT | 909.05 | USD | 20251204 |
| Shanghai Guoke | China national standards | MT | 1283.7 | USD | 20251204 |
| Shandong Zhiheng | China national standards | MT | 909.05 | USD | 20251204 |
| Shandong Xima | China national standards | MT | 890.67 | USD | 20251204 |
| Lihuayi Weiyuan Chem | China national standards | MT | 876.54 | USD | 20251204 |
| Qingdao Shengze Chem | China national standards | MT | 819.99 | USD | 20251204 |