| Vendor | Spec | Unit | Price | Currency | Date |
| Chizhou Xinyu Chemical Technology Co., Ltd. | China national standards | MT | 409.22 | USD | 20251111 |
| Chizhou Xinyu Chemical Technology Co., Ltd. | China national standards | MT | 409.28 | USD | 20251110 |
| Chizhou Xinyu Chemical Technology Co., Ltd. | China national standards | MT | 409.4 | USD | 20251107 |
| Chizhou Xinyu Chemical Technology Co., Ltd. | China national standards | MT | 409.23 | USD | 20251106 |
| Chizhou Xinyu Chemical Technology Co., Ltd. | China national standards | MT | 409.02 | USD | 20251105 |
| Chizhou Xinyu Chemical Technology Co., Ltd. | China national standards | MT | 409.11 | USD | 20251104 |
| Chizhou Xinyu Chemical Technology Co., Ltd. | China national standards | MT | 409.22 | USD | 20251103 |
| Chizhou Xinyu Chemical Technology Co., Ltd. | China national standards | MT | 409.14 | USD | 20251101 |
| Chizhou Xinyu Chemical Technology Co., Ltd. | China national standards | MT | 409.14 | USD | 20251031 |
| Chizhou Xinyu Chemical Technology Co., Ltd. | China national standards | MT | 409.23 | USD | 20251030 |