| Vendor | Spec | Unit | Price | Currency | Date |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 957.1 | USD | 20251011 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 950.06 | USD | 20251011 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 950.06 | USD | 20251010 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 957.1 | USD | 20251010 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 956.37 | USD | 20251009 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 949.34 | USD | 20251009 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 949.97 | USD | 20250930 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 957.01 | USD | 20250930 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 970.61 | USD | 20250929 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 969.75 | USD | 20250926 |