| Vendor | Spec | Unit | Price | Currency | Date |
| Shiyou Yangzhou Chem | China national standards | MT | 805.67 | USD | 20251206 |
| Shandong Qiangsen Chem | China national standards | MT | 932.88 | USD | 20251206 |
| Shandong Qiangsen Chem | China national standards | MT | 932.88 | USD | 20251206 |
| Beijing Yanshan Petro | China national standards | MT | 918.74 | USD | 20251206 |
| Jinan Jinhao Chem | China national standards | MT | 1243.83 | USD | 20251206 |
| Lihuayi Weiyuan Chem | China national standards | MT | 918.74 | USD | 20251206 |
| Shiyou Yangzhou Chem | China national standards | MT | 805.67 | USD | 20251206 |
| Beijing Yanshan Petro | China national standards | MT | 805.67 | USD | 20251206 |
| Jinan Jinhao Chem | China national standards | MT | 1243.83 | USD | 20251206 |
| Shandong Xingpeng Chem | China national standards | MT | 862.2 | USD | 20251206 |