| Vendor | Spec | Unit | Price | Currency | Date |
| Jiangsu Xiaomi Chemical Trading Co., Ltd. | China national standards | MT | 817.7 | USD | 20251211 |
| Jiangsu Xiaomi Chemical Trading Co., Ltd. | China national standards | MT | 819.75 | USD | 20251210 |
| Jiangsu Xiaomi Chemical Trading Co., Ltd. | China national standards | MT | 819.75 | USD | 20251210 |
| Jiangsu Xiaomi Chemical Trading Co., Ltd. | China national standards | MT | 812.46 | USD | 20251209 |
| Jiangsu Xiaomi Chemical Trading Co., Ltd. | China national standards | MT | 812.56 | USD | 20251208 |
| Jiangsu Xiaomi Chemical Trading Co., Ltd. | China national standards | MT | 812.73 | USD | 20251205 |
| Jiangsu Xiaomi Chemical Trading Co., Ltd. | China national standards | MT | 815.74 | USD | 20251204 |
| Jiangsu Xiaomi Chemical Trading Co., Ltd. | China national standards | MT | 827.05 | USD | 20251204 |
| Jiangsu Xiaomi Chemical Trading Co., Ltd. | China national standards | MT | 833.88 | USD | 20251203 |
| Jiangsu Xiaomi Chemical Trading Co., Ltd. | China national standards | MT | 840.94 | USD | 20251203 |