| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 489.28 | USD | 20250708 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 489.28 | USD | 20250708 |
| Shandong Qiangsen Chemical Co., Ltd. | 40% | MT | 489.28 | USD | 20250708 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 489.28 | USD | 20250708 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 489.28 | USD | 20250708 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 503.45 | USD | 20250707 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 503.45 | USD | 20250707 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 489.47 | USD | 20250707 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 489.47 | USD | 20250707 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 503.45 | USD | 20250707 |