| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 957.75 | USD | 20250721 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1104.93 | USD | 20250720 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1104.93 | USD | 20250719 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1104.93 | USD | 20250718 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 958.07 | USD | 20250718 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 958.07 | USD | 20250718 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1105.5 | USD | 20250717 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 958.56 | USD | 20250717 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 958.56 | USD | 20250717 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1104.49 | USD | 20250716 |