| Vendor | Spec | Unit | Price | Currency | Date |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 1120.46 | USD | 20251030 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 1120.79 | USD | 20251029 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 1120.58 | USD | 20251028 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 1120.19 | USD | 20251027 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 1120.19 | USD | 20251027 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 1119.45 | USD | 20251024 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 1119.6 | USD | 20251023 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 1119.03 | USD | 20251022 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 1119.41 | USD | 20251021 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 1118.74 | USD | 20251020 |