| Vendor | Spec | Unit | Price | Currency | Date |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 465.61 | USD | 20251122 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 465.41 | USD | 20251120 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 451.52 | USD | 20251119 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 451.62 | USD | 20251118 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 423.63 | USD | 20251117 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 423.58 | USD | 20251116 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 423.58 | USD | 20251114 |
| 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 |