| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 788.65 | USD | 20251013 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 788.65 | USD | 20251013 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 746.41 | USD | 20251013 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 718.24 | USD | 20251013 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 852.03 | USD | 20251013 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 774.57 | USD | 20251013 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 887.24 | USD | 20251013 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 866.11 | USD | 20251013 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 732.32 | USD | 20251013 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 745.97 | USD | 20251012 |