| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 801.81 | USD | 20250902 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 745.54 | USD | 20250902 |
| Shandong Huize Chemical Technology Co., Ltd. | China national standards | MT | 851.05 | USD | 20250902 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 787.74 | USD | 20250902 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 816.07 | USD | 20250901 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 816.07 | USD | 20250901 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 816.07 | USD | 20250901 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 816.07 | USD | 20250901 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 816.07 | USD | 20250901 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 703.51 | USD | 20250901 |