| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1568.93 | USD | 20251205 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1356.91 | USD | 20251205 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 1696.14 | USD | 20251205 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 1568.93 | USD | 20251205 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1512.39 | USD | 20251205 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1314.51 | USD | 20251205 |
| Jiangsu Yingte Chemical Co., Ltd. | China national standards | MT | 1356.91 | USD | 20251205 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 1568.93 | USD | 20251205 |
| Jinan Jiaxing Chemical Co., Ltd. | China national standards | MT | 989.41 | USD | 20251205 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1512.39 | USD | 20251205 |