| Vendor | Spec | Unit | Price | Currency | Date |
| Chizhou Xinyu Chemical Technology Co., Ltd. | China national standards | MT | 952.77 | USD | 20250817 |
| Chizhou Xinyu Chemical Technology Co., Ltd. | China national standards | MT | 952.77 | USD | 20250817 |
| Chizhou Xinyu Chemical Technology Co., Ltd. | China national standards | MT | 952.77 | USD | 20250815 |
| Chizhou Xinyu Chemical Technology Co., Ltd. | China national standards | MT | 952.77 | USD | 20250815 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 798.64 | USD | 20250815 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 798.64 | USD | 20250815 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 798.64 | USD | 20250815 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 742.6 | USD | 20250815 |
| Chizhou Xinyu Chemical Technology Co., Ltd. | China national standards | MT | 953.22 | USD | 20250814 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 799.02 | USD | 20250814 |