| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 492.51 | USD | 20250905 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 492.6 | USD | 20250904 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 492.6 | USD | 20250904 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 492.6 | USD | 20250904 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 492.21 | USD | 20250903 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 492.21 | USD | 20250903 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 492.21 | USD | 20250903 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 492.21 | USD | 20250903 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 492.34 | USD | 20250902 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 492.34 | USD | 20250902 |