| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 759.95 | USD | 20250923 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 759.95 | USD | 20250923 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1027.34 | USD | 20250923 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 774.03 | USD | 20250923 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 774.03 | USD | 20250923 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 774.03 | USD | 20250923 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 774.03 | USD | 20250923 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 774.03 | USD | 20250923 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 774.03 | USD | 20250923 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 774.03 | USD | 20250923 |