| Vendor | Spec | Unit | Price | Currency | Date |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 1791.74 | USD | 20251027 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 1791.74 | USD | 20251027 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 1790.55 | USD | 20251024 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 1790.8 | USD | 20251023 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 1789.89 | USD | 20251022 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 1790.5 | USD | 20251021 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 1789.41 | USD | 20251020 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 1790.02 | USD | 20251017 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 1789.54 | USD | 20251016 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 1788.86 | USD | 20251015 |