| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1027.47 | USD | 20251010 |
| Jia'en Chemical (Shandong) Co., Ltd. | China national standards | MT | 844.5 | USD | 20251010 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 992.29 | USD | 20251010 |
| Shandong River Chemical Co., Ltd. | China national standards | MT | 816.35 | USD | 20251010 |
| Jiangsu Zhonghu Chemical Co., Ltd. | China national standards | MT | 844.5 | USD | 20251010 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 844.5 | USD | 20251010 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 844.5 | USD | 20251010 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 844.5 | USD | 20251010 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 844.5 | USD | 20251010 |
| Dongying Jinying Chemical Co., Ltd. | China national standards | MT | 788.2 | USD | 20251010 |