| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Mengkangda Chemical Co., Ltd. | China national standards | MT | 781.06 | USD | 20250924 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 900.69 | USD | 20250924 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 844.39 | USD | 20250924 |
| Shandong Fushengyong Trading Co., Ltd. | Industrial Grade | MT | 900.69 | USD | 20250924 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 907.72 | USD | 20250924 |
| Shandong Langcheng Chemical Co., Ltd. | Industrial Grade | MT | 907.72 | USD | 20250924 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1013.27 | USD | 20250924 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 949.94 | USD | 20250924 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 795.14 | USD | 20250924 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 935.87 | USD | 20250924 |