| Vendor | Spec | Unit | Price | Currency | Date |
| Suzhou Xuehang New Materials Co., Ltd. | China national standards | MT | 1618.42 | USD | 20250924 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 971.05 | USD | 20250924 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 971.05 | USD | 20250924 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 1097.71 | USD | 20250924 |
| Zibo HUI BAO Chemical Co., Ltd. | China national standards | MT | 1618.42 | USD | 20250924 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1170.89 | USD | 20250924 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1246.89 | USD | 20250924 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1069.56 | USD | 20250924 |
| China national standards | MT | 1041.42 | USD | 20250923 | |
| Shandong Yuanhe Xinsheng Chemical Trade Co., Ltd. | China national standards | MT | 1139.93 | USD | 20250923 |