| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Weiyuan Chem | China national standards | MT | 942.31 | USD | 20251009 |
| Shandong Shuojia Chem | China national standards | MT | 991.53 | USD | 20251009 |
| Changzhou Qidi Chem | China national standards | MT | 984.5 | USD | 20251009 |
| Shandong Huize Chem | China national standards | MT | 956.37 | USD | 20251009 |
| Lihuayi Weiyuan Chem | China national standards | MT | 998.57 | USD | 20251009 |
| Beijing Yanshan Petro | China national standards | MT | 998.57 | USD | 20251009 |
| Shandong Jiaen Chem | China national standards | MT | 1089.98 | USD | 20251009 |
| Beijing Yanshan Petro | China national standards | MT | 956.37 | USD | 20251009 |
| Qingdao Shengze Chem | China national standards | MT | 956.37 | USD | 20251009 |
| Shandong Xingpeng Chem | China national standards | MT | 956.37 | USD | 20251009 |