| Vendor | Spec | Unit | Price | Currency | Date |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 126.98 | USD | 20251123 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 126.98 | USD | 20251122 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 126.98 | USD | 20251121 |
| Changzhou Yongxiang Chemical Co., Ltd. | China national standards | MT | 138.27 | USD | 20251121 |
| Zouping Tianlu Chemical Co., Ltd. | China national standards | MT | 126.98 | USD | 20251121 |
| Changzhou Qinghong Chemical Co., Ltd. | China national standards | MT | 155.2 | USD | 20251121 |
| Heze Jiangyuan Chemical Co., Ltd. | China national standards | MT | 132.63 | USD | 20251121 |
| Changzhou Qinghong Chemical Co., Ltd. | China national standards | MT | 138.27 | USD | 20251121 |
| Changzhou Yongxiang Chemical Co., Ltd. | China national standards | MT | 138.21 | USD | 20251120 |
| Changzhou Qinghong Chemical Co., Ltd. | China national standards | MT | 138.21 | USD | 20251120 |