| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Weiyuan Chem | China national standards | MT | 983.26 | USD | 20260309 |
| Lihuayi Weiyuan Chem | China national standards | MT | 862.23 | USD | 20260305 |
| Lihuayi Weiyuan Chem | China national standards | MT | 824.61 | USD | 20260304 |
| Lihuayi Weiyuan Chem | China national standards | MT | 810.56 | USD | 20260303 |
| Lihuayi Weiyuan Chem | China national standards | MT | 794.38 | USD | 20260302 |
| Lihuayi Weiyuan Chem | China national standards | MT | 780.03 | USD | 20260226 |
| Lihuayi Weiyuan Chem | China national standards | MT | 771.77 | USD | 20260225 |
| Lihuayi Weiyuan Chem | China national standards | MT | 763.53 | USD | 20260224 |
| Heze Zhuohang | China national standards | MT | 759.8 | USD | 20260128 |
| Heze Zhuohang | China national standards | MT | 751.69 | USD | 20260126 |