| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 980.79 | USD | 20250815 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 980.79 | USD | 20250815 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 980.79 | USD | 20250815 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 980.79 | USD | 20250815 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 980.79 | USD | 20250815 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 966.78 | USD | 20250815 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 1036.84 | USD | 20250815 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1324.07 | USD | 20250815 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1289.04 | USD | 20250815 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 1190.96 | USD | 20250815 |