| Vendor | Spec | Unit | Price | Currency | Date |
| Heze Jianyuan | China national standards | MT | 1126.18 | USD | 20260522 |
| ZS Unicizers | China national standards | MT | 1345.56 | USD | 20260522 |
| Maoming Weilianda | China national standards | MT | 1323.62 | USD | 20260522 |
| Fujian Chunda | China national standards | MT | 1316.31 | USD | 20260522 |
| Foshan Guansheng | China national standards | MT | 1323.62 | USD | 20260522 |
| Shijiaz Bailong Chem | China national standards | MT | 1374.81 | USD | 20260522 |
| TJ Yongli Chem | China national standards | MT | 1338.25 | USD | 20260522 |
| Xinzheng Qingan | China national standards | MT | 1374.81 | USD | 20260522 |
| Kaifeng JIUHONG | China national standards | MT | 1360.19 | USD | 20260522 |
| Shandong QILU | China national standards | MT | 1345.56 | USD | 20260522 |