| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 1047.41 | USD | 20250919 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 1047.41 | USD | 20250919 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 970.08 | USD | 20250919 |
| Hualu Holdings Group Co., Ltd. | China national standards | MT | 1180.97 | USD | 20250919 |
| China national standards | MT | 1019.29 | USD | 20250919 | |
| Jinan Xinbo Chemical Co., Ltd. | China national standards | MT | 1124.73 | USD | 20250919 |
| Shandong Huize Chemical Technology Co., Ltd. | China national standards | MT | 1054.44 | USD | 20250919 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 871.67 | USD | 20250919 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 885.73 | USD | 20250919 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 998.2 | USD | 20250919 |