| Vendor | Spec | Unit | Price | Currency | Date |
| Nanjing Daze Trading Co., Ltd. | China national standards | MT | 1124.21 | USD | 20250825 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 1096.11 | USD | 20250825 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 885.32 | USD | 20250825 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 871.26 | USD | 20250825 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 885.32 | USD | 20250825 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 885.32 | USD | 20250825 |
| Nanjing Daze Trading Co., Ltd. | China national standards | MT | 1121.69 | USD | 20250823 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 967.46 | USD | 20250823 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 869.31 | USD | 20250823 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 883.33 | USD | 20250823 |