| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 744.88 | USD | 20250928 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 829.21 | USD | 20250928 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 899.48 | USD | 20250928 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 829.21 | USD | 20250928 |
| Shandong Fushengyong Trading Co., Ltd. | Industrial Grade | MT | 899.48 | USD | 20250928 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 829.21 | USD | 20250928 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1011.92 | USD | 20250928 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 948.67 | USD | 20250928 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 829.21 | USD | 20250928 |
| Shinghwa Advanced Material Group Co., Ltd. | China national standards | MT | 815.16 | USD | 20250927 |