| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Huize Chemical Technology Co., Ltd. | China national standards | MT | 703.34 | USD | 20250902 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 801.81 | USD | 20250902 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 745.54 | USD | 20250902 |
| Chizhou Xinyu Chemical Technology Co., Ltd. | China national standards | MT | 956.78 | USD | 20250901 |
| Chizhou Xinyu Chemical Technology Co., Ltd. | China national standards | MT | 956.78 | USD | 20250901 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 745.72 | USD | 20250901 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 802.48 | USD | 20250829 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 802.48 | USD | 20250829 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 746.16 | USD | 20250829 |
| Chizhou Xinyu Chemical Technology Co., Ltd. | China national standards | MT | 957.34 | USD | 20250829 |