| Vendor | Spec | Unit | Price | Currency | Date |
| Jiangsu Xiaomi Chemical Trading Co., Ltd. | China national standards | MT | 972.46 | USD | 20250925 |
| Jiangsu Xiaomi Chemical Trading Co., Ltd. | China national standards | MT | 975.27 | USD | 20250925 |
| Jiangsu Xiaomi Chemical Trading Co., Ltd. | China national standards | MT | 975.27 | USD | 20250924 |
| Jiangsu Xiaomi Chemical Trading Co., Ltd. | China national standards | MT | 978.09 | USD | 20250923 |
| Jiangsu Xiaomi Chemical Trading Co., Ltd. | China national standards | MT | 984.45 | USD | 20250922 |
| Jiangsu Xiaomi Chemical Trading Co., Ltd. | China national standards | MT | 984.14 | USD | 20250919 |
| Jiangsu Xiaomi Chemical Trading Co., Ltd. | China national standards | MT | 987.55 | USD | 20250918 |
| Jiangsu Xiaomi Chemical Trading Co., Ltd. | China national standards | MT | 975.69 | USD | 20250916 |
| Jiangsu Xiaomi Chemical Trading Co., Ltd. | China national standards | MT | 976.69 | USD | 20250915 |
| Jiangsu Xiaomi Chemical Trading Co., Ltd. | China national standards | MT | 999.89 | USD | 20250909 |