| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 490.31 | USD | 20250820 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 490.31 | USD | 20250820 |
| Shandong Qiangsen Chemical Co., Ltd. | 55% | MT | 630.39 | USD | 20250820 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 490.31 | USD | 20250820 |
| Shandong Qiangsen Chemical Co., Ltd. | 40% | MT | 490.31 | USD | 20250820 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 490.31 | USD | 20250820 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 490.48 | USD | 20250819 |
| Shandong Qiangsen Chemical Co., Ltd. | 55% | MT | 630.61 | USD | 20250819 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 490.48 | USD | 20250819 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 490.48 | USD | 20250819 |