| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 812.79 | USD | 20250819 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 812.79 | USD | 20250819 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 812.79 | USD | 20250819 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 700.68 | USD | 20250819 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 700.68 | USD | 20250819 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 798.78 | USD | 20250819 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 798.78 | USD | 20250819 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 742.72 | USD | 20250819 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 847.83 | USD | 20250819 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 847.83 | USD | 20250819 |