| Vendor | Spec | Unit | Price | Currency | Date |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 211.9 | USD | 20251129 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 211.9 | USD | 20251128 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 211.93 | USD | 20251127 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 211.88 | USD | 20251126 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 211.79 | USD | 20251125 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 211.72 | USD | 20251124 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 211.64 | USD | 20251123 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 211.64 | USD | 20251122 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 211.64 | USD | 20251121 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 211.55 | USD | 20251120 |