| Vendor | Spec | Unit | Price | Currency | Date |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 1121.8 | USD | 20251127 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 1121.53 | USD | 20251126 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 1121.06 | USD | 20251125 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 1121.06 | USD | 20251125 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 1120.72 | USD | 20251124 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 1120.28 | USD | 20251121 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 1119.81 | USD | 20251120 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 1120.33 | USD | 20251119 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 1120.58 | USD | 20251118 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 1121.22 | USD | 20251117 |