| Vendor | Spec | Unit | Price | Currency | Date |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 423.34 | USD | 20251113 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 423.53 | USD | 20251112 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 423.53 | USD | 20251112 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 423.33 | USD | 20251111 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 423.39 | USD | 20251110 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 423.51 | USD | 20251109 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 423.51 | USD | 20251107 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 423.34 | USD | 20251106 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 423.25 | USD | 20251102 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 423.35 | USD | 20251030 |