| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 1623.7 | USD | 20251125 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1567.22 | USD | 20251125 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 1567.22 | USD | 20251125 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 1567.22 | USD | 20251125 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1595.46 | USD | 20251125 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1355.43 | USD | 20251125 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1609.58 | USD | 20251125 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1821.37 | USD | 20251125 |
| Xiamen Yudeshun Chemical Products Co., Ltd. | China national standards | MT | 1510.74 | USD | 20251125 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1129.53 | USD | 20251125 |