| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 492.76 | USD | 20250908 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 492.51 | USD | 20250906 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 506.59 | USD | 20250906 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 492.51 | USD | 20250906 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 492.51 | USD | 20250906 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 492.51 | USD | 20250906 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 492.51 | USD | 20250905 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 492.51 | USD | 20250905 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 506.59 | USD | 20250905 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 492.6 | USD | 20250904 |