| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Fusheng | China national standards | MT | 705.66 | USD | 20251028 |
| Chengdu Rongjiaxin Chem | China national standards | MT | 677.43 | USD | 20251028 |
| Shandong Zhenkun | China national standards | MT | 606.86 | USD | 20251028 |
| Lihuayi Weiyuan Chem | China national standards | MT | 606.86 | USD | 20251028 |
| Shandong Zhiheng | China national standards | MT | 635.09 | USD | 20251028 |
| Shandong Hongyang Chem | China national standards | MT | 670.37 | USD | 20251028 |
| Beijing Yanshan Petro | China national standards | MT | 691.3 | USD | 20251027 |
| Hualu Holdings | China national standards | MT | 677.19 | USD | 20251027 |
| Sinopec | China national standards | MT | 578.43 | USD | 20251027 |
| Sinopec | China national standards | MT | 611.59 | USD | 20251027 |