| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Weiyuan Chem | China national standards | MT | 1444.61 | USD | 20260330 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1374.0 | USD | 20260327 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1332.25 | USD | 20260326 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1305.43 | USD | 20260324 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1231.15 | USD | 20260323 |
| Lihuayi Weiyuan Chem | China national standards | MT | USD | 20260320 | |
| Lihuayi Weiyuan Chem | China national standards | MT | USD | 20260319 | |
| Lihuayi Weiyuan Chem | China national standards | MT | USD | 20260316 | |
| Lihuayi Weiyuan Chem | China national standards | MT | USD | 20260312 | |
| Lihuayi Weiyuan Chem | China national standards | MT | USD | 20260311 |