| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 743.47 | USD | 20250821 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 813.61 | USD | 20250821 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 813.61 | USD | 20250821 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 813.61 | USD | 20250821 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 813.61 | USD | 20250821 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 813.61 | USD | 20250821 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 701.39 | USD | 20250821 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 701.39 | USD | 20250821 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 785.56 | USD | 20250821 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 799.58 | USD | 20250821 |