| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 689.32 | USD | 20250918 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 731.52 | USD | 20250918 |
| Qingdao Chengxin Hongfeng Chemical Co., Ltd. | China national standards | MT | 689.32 | USD | 20250918 |
| Anhui Ruibai New Material Co., Ltd. | China national standards | MT | 801.86 | USD | 20250918 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 773.72 | USD | 20250918 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 745.59 | USD | 20250918 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 865.87 | USD | 20250916 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 788.43 | USD | 20250916 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 689.88 | USD | 20250916 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 689.88 | USD | 20250916 |