| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Weiyuan Chem | China national standards | MT | 954.46 | USD | 20260109 |
| Lihuayi Weiyuan Chem | China national standards | MT | 954.46 | USD | 20260109 |
| Lihuayi Weiyuan Chem | China national standards | MT | 941.19 | USD | 20260105 |
| Wanhua Chem | China national standards | MT | 996.73 | USD | 20260105 |
| Lihuayi Weiyuan Chem | China national standards | MT | 941.19 | USD | 20260105 |
| Wanhua Chem | China national standards | MT | 996.73 | USD | 20260105 |
| Lihuayi Weiyuan Chem | China national standards | MT | 938.99 | USD | 20251231 |
| Lihuayi Weiyuan Chem | China national standards | MT | 929.89 | USD | 20251229 |
| Lihuayi Weiyuan Chem | China national standards | MT | 914.88 | USD | 20251225 |
| Wanhua Chem | China national standards | MT | 958.92 | USD | 20251225 |