| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 882.58 | USD | 20250809 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 966.63 | USD | 20250808 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 868.57 | USD | 20250808 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 882.58 | USD | 20250808 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 882.58 | USD | 20250808 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 882.58 | USD | 20250808 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 1092.71 | USD | 20250808 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 967.13 | USD | 20250807 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 967.13 | USD | 20250807 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 869.02 | USD | 20250807 |