| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 701.39 | USD | 20250821 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 505.0 | USD | 20250821 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 505.0 | USD | 20250821 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 505.0 | USD | 20250821 |
| Nanjing Daze Trading Co., Ltd. | China national standards | MT | 771.53 | USD | 20250821 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 616.38 | USD | 20250820 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 504.31 | USD | 20250820 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 623.39 | USD | 20250820 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 700.44 | USD | 20250820 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 700.44 | USD | 20250820 |