| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 969.75 | USD | 20250927 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 969.75 | USD | 20250927 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 969.75 | USD | 20250927 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 969.75 | USD | 20250927 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 969.75 | USD | 20250927 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 969.75 | USD | 20250927 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 969.75 | USD | 20250927 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 983.81 | USD | 20250927 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 997.86 | USD | 20250927 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1004.89 | USD | 20250927 |