| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 489.52 | USD | 20250715 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 489.52 | USD | 20250715 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 489.52 | USD | 20250715 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 489.57 | USD | 20250714 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 489.57 | USD | 20250714 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 489.57 | USD | 20250714 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 489.57 | USD | 20250714 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 489.57 | USD | 20250714 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 489.68 | USD | 20250712 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 489.68 | USD | 20250712 |