| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 802.17 | USD | 20250924 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 816.25 | USD | 20250923 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 816.25 | USD | 20250923 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 830.32 | USD | 20250923 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 830.32 | USD | 20250923 |
| Shandong Shuojia Chemical Co., Ltd. | Industrial Grade | MT | 816.25 | USD | 20250923 |
| Shandong Shuojia Chemical Co., Ltd. | Industrial Grade | MT | 816.25 | USD | 20250923 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 816.25 | USD | 20250923 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 816.25 | USD | 20250923 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 816.25 | USD | 20250923 |