| Vendor | Spec | Unit | Price | Currency | Date |
| Jiangsu Zhonghu Chemical Co., Ltd. | China national standards | MT | 783.28 | USD | 20251110 |
| Jiangsu Zhonghu Chemical Co., Ltd. | China national standards | MT | 783.18 | USD | 20251106 |
| Jiangsu Zhonghu Chemical Co., Ltd. | China national standards | MT | 782.78 | USD | 20251105 |
| Jiangsu Zhonghu Chemical Co., Ltd. | China national standards | MT | 790.21 | USD | 20251103 |
| Jiangsu Zhonghu Chemical Co., Ltd. | China national standards | MT | 790.48 | USD | 20251029 |
| Jiangsu Zhonghu Chemical Co., Ltd. | China national standards | MT | 790.34 | USD | 20251028 |
| Jiangsu Zhonghu Chemical Co., Ltd. | China national standards | MT | 789.53 | USD | 20251024 |
| Jiangsu Zhonghu Chemical Co., Ltd. | China national standards | MT | 789.53 | USD | 20251024 |
| Jiangsu Zhonghu Chemical Co., Ltd. | China national standards | MT | 789.64 | USD | 20251023 |
| Jiangsu Zhonghu Chemical Co., Ltd. | China national standards | MT | 789.64 | USD | 20251023 |