| Vendor | Spec | Unit | Price | Currency | Date |
| Jiangsu Haixing Chemical Co., Ltd. | China national standards | MT | 1271.92 | USD | 20251201 |
| Weifang Yixin Chemical Co., Ltd. | China national standards | MT | 1646.43 | USD | 20251201 |
| Jiangsu Haixing Chemical Co., Ltd. | China national standards | MT | 1271.92 | USD | 20251201 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1512.18 | USD | 20251201 |
| Dongying Liancheng Chemical Co., Ltd. | China national standards | MT | 1201.26 | USD | 20251201 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1611.1 | USD | 20251201 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 847.95 | USD | 20251201 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1512.18 | USD | 20251201 |
| Xiamen Yudeshun Chemical Products Co., Ltd. | China national standards | MT | 1512.18 | USD | 20251201 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 1568.71 | USD | 20251201 |