| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 840.23 | USD | 20250806 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 840.23 | USD | 20250806 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 840.23 | USD | 20250806 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 840.23 | USD | 20250806 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 840.74 | USD | 20250805 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 840.74 | USD | 20250805 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 840.74 | USD | 20250805 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 840.74 | USD | 20250805 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 840.74 | USD | 20250805 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 840.39 | USD | 20250804 |