| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 542.19 | USD | 20250909 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 619.65 | USD | 20250909 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 619.65 | USD | 20250909 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 506.99 | USD | 20250909 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 506.99 | USD | 20250909 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 506.99 | USD | 20250909 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 704.15 | USD | 20250909 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 704.15 | USD | 20250909 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 506.84 | USD | 20250908 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 703.94 | USD | 20250908 |