| Vendor | Spec | Unit | Price | Currency | Date |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 84.44 | USD | 20250930 |
| Heze Jiangyuan Chemical Co., Ltd. | China national standards | MT | 85.81 | USD | 20250929 |
| Changzhou Yongxiang Chemical Co., Ltd. | China national standards | MT | 95.65 | USD | 20250929 |
| Zouping Tianlu Chemical Co., Ltd. | China national standards | MT | 88.62 | USD | 20250929 |
| Changzhou Qinghong Chemical Co., Ltd. | China national standards | MT | 91.43 | USD | 20250929 |
| Heze Jiangyuan Chemical Co., Ltd. | China national standards | MT | 85.73 | USD | 20250928 |
| Zouping Tianlu Chemical Co., Ltd. | China national standards | MT | 88.54 | USD | 20250928 |
| Changzhou Qinghong Chemical Co., Ltd. | China national standards | MT | 91.35 | USD | 20250928 |
| Changzhou Qinghong Chemical Co., Ltd. | China national standards | MT | 91.35 | USD | 20250928 |
| Changzhou Yongxiang Chemical Co., Ltd. | China national standards | MT | 95.57 | USD | 20250928 |