| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 802.27 | USD | 20251011 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 774.12 | USD | 20251011 |
| Baozhen Chemical (Shandong) Co., Ltd. | China national standards | MT | 760.05 | USD | 20251011 |
| Shanghai Ronghe Chemical Co., Ltd. | China national standards | MT | 788.2 | USD | 20251011 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 745.97 | USD | 20251011 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 774.12 | USD | 20251011 |
| Shandong Zhongke Taihua New Material Co., Ltd. | China national standards | MT | 943.02 | USD | 20251011 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 745.97 | USD | 20251011 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 745.97 | USD | 20251011 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 745.97 | USD | 20251011 |