| Vendor | Spec | Unit | Price | Currency | Date |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 1215.48 | USD | 20251203 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 932.81 | USD | 20251203 |
| Shandong Daoqin Chemical Co., Ltd. | China national standards | MT | 918.68 | USD | 20251203 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1130.68 | USD | 20251203 |
| Jiangsu Youlixin Chemical Co., Ltd. | China national standards | MT | 989.34 | USD | 20251203 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 890.41 | USD | 20251203 |
| Jiangsu Youlixin Chemical Co., Ltd. | China national standards | MT | 1017.61 | USD | 20251203 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 890.41 | USD | 20251203 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 989.34 | USD | 20251203 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 876.28 | USD | 20251203 |