| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai Juexin | China national standards | MT | 1074.16 | USD | 20251210 |
| Wuhan Hengjiu Chem | China national standards | MT | 1088.29 | USD | 20251210 |
| Shandong Qiangsen Chem | China national standards | MT | 1257.9 | USD | 20251210 |
| Shandong Tongzhou Chem | China national standards | MT | 1413.37 | USD | 20251210 |
| Sinopec | China national standards | MT | 1074.16 | USD | 20251210 |
| Shanghai Xinhang | China national standards | MT | 1052.96 | USD | 20251210 |
| Shandong Hanyue Chem | China national standards | MT | 1116.24 | USD | 20251209 |
| Sinopec | China national standards | MT | 1059.73 | USD | 20251209 |
| Shandong Henrui Chem | China national standards | MT | 1031.47 | USD | 20251209 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1087.99 | USD | 20251209 |