| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 506.27 | USD | 20250827 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 506.27 | USD | 20250827 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 625.81 | USD | 20250827 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 506.27 | USD | 20250827 |
| Nanjing Daze Trading Co., Ltd. | China national standards | MT | 773.47 | USD | 20250827 |
| Shandong Mengkangda Chemical Co., Ltd. | China national standards | MT | 534.4 | USD | 20250827 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 618.78 | USD | 20250827 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 618.78 | USD | 20250827 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 703.16 | USD | 20250827 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 703.16 | USD | 20250827 |