| Vendor | Spec | Unit | Price | Currency | Date |
| Luxi Chem | China national standards | MT | 1006.02 | USD | 20260116 |
| Lihuayi Weiyuan Chem | China national standards | MT | 991.4 | USD | 20260113 |
| Lihuayi Weiyuan Chem | China national standards | MT | 991.4 | USD | 20260113 |
| Lihuayi Weiyuan Chem | China national standards | MT | 990.07 | USD | 20260109 |
| Luxi Chem | China national standards | MT | 982.95 | USD | 20260108 |
| Luxi Chem | China national standards | MT | 982.95 | USD | 20260108 |
| Lihuayi Shandong | China national standards | MT | 990.07 | USD | 20260108 |
| Lihuayi Shandong | China national standards | MT | 990.07 | USD | 20260108 |
| Shandong HHL | China national standards | MT | 1011.44 | USD | 20260108 |
| Shandong HHL | China national standards | MT | 1011.44 | USD | 20260108 |