| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 1569.28 | USD | 20251204 |
| Shandong Yuanhe Xinsheng Chemical Trade Co., Ltd. | China national standards | MT | 1272.39 | USD | 20251204 |
| Xiamen Yudeshun Chemical Products Co., Ltd. | China national standards | MT | 1512.73 | USD | 20251204 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 918.95 | USD | 20251204 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1512.73 | USD | 20251204 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1187.56 | USD | 20251204 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1569.28 | USD | 20251204 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 1152.22 | USD | 20251204 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1555.14 | USD | 20251204 |
| Jinan Jiaxing Chemical Co., Ltd. | China national standards | MT | 1131.01 | USD | 20251204 |