| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jiaxing Chem | China national standards | MT | 804.6 | USD | 20251029 |
| Jinan Jiaxing Chem | China national standards | MT | 846.94 | USD | 20251029 |
| Shaanxi Petro Yanan | China national standards | MT | 698.73 | USD | 20251029 |
| Lihuayi Shandong | China national standards | MT | 734.02 | USD | 20251029 |
| Luxi Chem | China national standards | MT | 734.02 | USD | 20251029 |
| CNPC | China national standards | MT | 734.02 | USD | 20251029 |
| Shandong Yuxuan Chem | China national standards | MT | 846.94 | USD | 20251029 |
| Luxi Chem | China national standards | MT | 889.29 | USD | 20251029 |
| Shandong Mingyu | China national standards | MT | 924.58 | USD | 20251029 |
| Nantong Zhonghe Chem | China national standards | MT | 804.6 | USD | 20251029 |