| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1269.75 | USD | 20251031 |
| Nanjing Waien Chemical Technology Co., Ltd. | China national standards | MT | 945.26 | USD | 20251031 |
| Zibo Dehe Chemical Co., Ltd. | China national standards | MT | 973.48 | USD | 20251031 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 987.58 | USD | 20251031 |
| China national standards | MT | 1100.45 | USD | 20251031 | |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 1270.04 | USD | 20251030 |
| Xiamen Yudeshun Chemical Products Co., Ltd. | China national standards | MT | 1679.27 | USD | 20251030 |
| Nanjing Waien Chemical Technology Co., Ltd. | China national standards | MT | 945.47 | USD | 20251030 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 987.81 | USD | 20251030 |
| Nanjing Guanshan New Energy Industry Co., Ltd. | China national standards | MT | 952.53 | USD | 20251030 |