| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 741.3 | USD | 20250801 |
| Chizhou Xinyu Chemical Technology Co., Ltd. | China national standards | MT | 951.13 | USD | 20250731 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 741.32 | USD | 20250731 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 811.26 | USD | 20250731 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 811.26 | USD | 20250731 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 811.26 | USD | 20250731 |
| Chizhou Xinyu Chemical Technology Co., Ltd. | China national standards | MT | 951.83 | USD | 20250730 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 811.86 | USD | 20250730 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 811.86 | USD | 20250730 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 811.86 | USD | 20250730 |