| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 689.6 | USD | 20250915 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 774.04 | USD | 20250915 |
| Anhui Ruibai New Material Co., Ltd. | China national standards | MT | 689.6 | USD | 20250915 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 745.89 | USD | 20250915 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 788.11 | USD | 20250915 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 689.6 | USD | 20250915 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 851.44 | USD | 20250915 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 689.6 | USD | 20250915 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 788.11 | USD | 20250915 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 689.96 | USD | 20250914 |