| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 1568.93 | USD | 20251205 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1554.79 | USD | 20251205 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 848.07 | USD | 20251205 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1272.1 | USD | 20251205 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1512.39 | USD | 20251205 |
| Jinan Jiaxing Chemical Co., Ltd. | China national standards | MT | 989.41 | USD | 20251205 |
| Jinan Jiaxing Chemical Co., Ltd. | China national standards | MT | 1130.76 | USD | 20251205 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 1060.09 | USD | 20251205 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1512.39 | USD | 20251205 |
| Dongying Liancheng Chemical Co., Ltd. | China national standards | MT | 1201.43 | USD | 20251205 |