| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Fushengyong Trading Co., Ltd. | Industrial Grade | MT | 900.69 | USD | 20250924 |
| Qingdao Shengze Chemical Co., Ltd. | Industrial Grade | MT | 816.25 | USD | 20250924 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 844.39 | USD | 20250924 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1013.27 | USD | 20250924 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 816.25 | USD | 20250924 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 914.76 | USD | 20250924 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 816.25 | USD | 20250924 |
| Shandong Yushuo Chemical Co., Ltd. | Industrial Grade | MT | 830.32 | USD | 20250924 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 731.81 | USD | 20250924 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 816.25 | USD | 20250924 |