| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 2177.33 | USD | 20250826 |
| Shandong Qiancheng New Materials Co., Ltd. | China national standards | MT | 842.84 | USD | 20250826 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 913.08 | USD | 20250826 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 913.08 | USD | 20250826 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 2149.24 | USD | 20250826 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 913.08 | USD | 20250826 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 2178.16 | USD | 20250825 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 983.68 | USD | 20250825 |
| Jiangsu Huachang Chemical Co., Ltd. | China national standards | MT | 2150.05 | USD | 20250825 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 744.79 | USD | 20250825 |