| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 957.01 | USD | 20250930 |
| Shandong Qiancheng New Materials Co., Ltd. | China national standards | MT | 1020.34 | USD | 20250930 |
| Qingdao Chengxin Hongfeng Chemical Co., Ltd. | China national standards | MT | 1013.3 | USD | 20250930 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 1196.26 | USD | 20250930 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 971.08 | USD | 20250930 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 1013.3 | USD | 20250930 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1294.77 | USD | 20250930 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1294.77 | USD | 20250930 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1196.26 | USD | 20250930 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 985.15 | USD | 20250930 |