| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 868.54 | USD | 20250820 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 882.55 | USD | 20250820 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 882.55 | USD | 20250820 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 882.55 | USD | 20250820 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 1092.68 | USD | 20250820 |
| Nanjing Daze Trading Co., Ltd. | China national standards | MT | 1120.7 | USD | 20250820 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 966.94 | USD | 20250819 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 966.94 | USD | 20250819 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 868.85 | USD | 20250819 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 882.86 | USD | 20250819 |