| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 812.65 | USD | 20250816 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 812.65 | USD | 20250816 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 812.65 | USD | 20250816 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 700.56 | USD | 20250816 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 700.56 | USD | 20250816 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 798.64 | USD | 20250816 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 798.64 | USD | 20250816 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 742.6 | USD | 20250815 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 812.65 | USD | 20250815 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 812.65 | USD | 20250815 |