| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1138.79 | USD | 20250919 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 449.89 | USD | 20250919 |
| Zhongyin New Materials (Jinan) Co., Ltd. | China national standards | MT | 1040.38 | USD | 20250919 |
| Zhongyin New Materials (Jinan) Co., Ltd. | China national standards | MT | 1041.01 | USD | 20250918 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 450.17 | USD | 20250918 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1026.94 | USD | 20250918 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1026.94 | USD | 20250918 |
| Shandong Zhenkun New Materials Co., Ltd. | China national standards | MT | 984.74 | USD | 20250918 |
| Shanghai Guoke E-commerce Co., Ltd. | China national standards | MT | 633.04 | USD | 20250918 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 633.04 | USD | 20250918 |