| Vendor | Spec | Unit | Price | Currency | Date |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 719.67 | USD | 20251111 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 719.77 | USD | 20251110 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 719.97 | USD | 20251107 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 719.68 | USD | 20251106 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 719.31 | USD | 20251105 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 719.48 | USD | 20251104 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 719.66 | USD | 20251103 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 719.53 | USD | 20251031 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 719.69 | USD | 20251030 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 719.9 | USD | 20251029 |