| Vendor | Spec | Unit | Price | Currency | Date |
| Jiangsu Zhonghu Chemical Co., Ltd. | China national standards | MT | 755.87 | USD | 20251127 |
| Jiangsu Zhonghu Chemical Co., Ltd. | China national standards | MT | 755.69 | USD | 20251126 |
| Jiangsu Zhonghu Chemical Co., Ltd. | China national standards | MT | 755.37 | USD | 20251125 |
| Jiangsu Zhonghu Chemical Co., Ltd. | China national standards | MT | 755.15 | USD | 20251124 |
| Jiangsu Zhonghu Chemical Co., Ltd. | China national standards | MT | 761.58 | USD | 20251120 |
| Jiangsu Zhonghu Chemical Co., Ltd. | China national standards | MT | 761.94 | USD | 20251119 |
| Jiangsu Zhonghu Chemical Co., Ltd. | China national standards | MT | 762.11 | USD | 20251118 |
| Jiangsu Zhonghu Chemical Co., Ltd. | China national standards | MT | 769.6 | USD | 20251117 |
| Jiangsu Zhonghu Chemical Co., Ltd. | China national standards | MT | 776.56 | USD | 20251114 |
| Jiangsu Zhonghu Chemical Co., Ltd. | China national standards | MT | 783.17 | USD | 20251111 |