| Vendor | Spec | Unit | Price | Currency | Date |
| Chengdu Rongjiaxin Chemical Products Co., Ltd. | Industrial Grade | MT | 2537.03 | USD | 20251018 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 1479.94 | USD | 20251018 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 1451.75 | USD | 20251018 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 1465.84 | USD | 20251018 |
| Shandong Longhui Chemical Co., Ltd. | China national standards | MT | 1634.98 | USD | 20251017 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 1451.75 | USD | 20251017 |
| Shandong Longhui Chemical Co., Ltd. | China national standards | MT | 1945.06 | USD | 20251017 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 1451.75 | USD | 20251017 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1550.41 | USD | 20251017 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 1479.94 | USD | 20251017 |