| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Huize Chemical Technology Co., Ltd. | China national standards | MT | 1758.04 | USD | 20251009 |
| Ji'nan Century Lianxing Economic Trade Co., Ltd. | China national standards | MT | 1687.72 | USD | 20251009 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 1462.69 | USD | 20251009 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 1476.75 | USD | 20251009 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 1476.75 | USD | 20251009 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 1448.62 | USD | 20251009 |
| Chengdu Rongjiaxin Chemical Products Co., Ltd. | Industrial Grade | MT | 2531.57 | USD | 20251009 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1547.07 | USD | 20251009 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1758.04 | USD | 20251009 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 1477.73 | USD | 20251008 |