| Vendor | Spec | Unit | Price | Currency | Date |
| Ji'nan Century Lianxing Economic Trade Co., Ltd. | China national standards | MT | 1689.64 | USD | 20251014 |
| Shandong Longhui Chemical Co., Ltd. | China national standards | MT | 1943.47 | USD | 20251013 |
| Shandong Longhui Chemical Co., Ltd. | China national standards | MT | 1633.64 | USD | 20251013 |
| Shandong Longhui Chemical Co., Ltd. | China national standards | MT | 1633.64 | USD | 20251013 |
| Shanghai Ronghe Chemical Co., Ltd. | China national standards | MT | 1760.39 | USD | 20251013 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 1464.64 | USD | 20251013 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 1478.73 | USD | 20251013 |
| Chengdu Rongjiaxin Chemical Products Co., Ltd. | Industrial Grade | MT | 2534.96 | USD | 20251013 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 1450.56 | USD | 20251013 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1549.14 | USD | 20251013 |