| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 773.54 | USD | 20251009 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 703.22 | USD | 20251009 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 801.67 | USD | 20251009 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 801.67 | USD | 20251009 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 850.89 | USD | 20251009 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 759.47 | USD | 20251009 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 745.41 | USD | 20251009 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 745.41 | USD | 20251009 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 801.67 | USD | 20251009 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 773.54 | USD | 20251009 |