| Vendor | Spec | Unit | Price | Currency | Date |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 141.26 | USD | 20251128 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 141.28 | USD | 20251127 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 141.25 | USD | 20251126 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 141.19 | USD | 20251125 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 141.15 | USD | 20251124 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 141.09 | USD | 20251123 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 141.09 | USD | 20251121 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 141.03 | USD | 20251120 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 141.1 | USD | 20251119 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 141.13 | USD | 20251118 |