| Vendor | Spec | Unit | Price | Currency | Date |
| Chizhou Xinyu Chemical Technology Co., Ltd. | China national standards | MT | 952.13 | USD | 20250727 |
| Chizhou Xinyu Chemical Technology Co., Ltd. | China national standards | MT | 952.13 | USD | 20250725 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 742.1 | USD | 20250725 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 812.11 | USD | 20250725 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 812.11 | USD | 20250725 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 812.11 | USD | 20250725 |
| Chizhou Xinyu Chemical Technology Co., Ltd. | China national standards | MT | 952.58 | USD | 20250724 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 812.5 | USD | 20250724 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 812.5 | USD | 20250724 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 742.45 | USD | 20250724 |