| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinquanjin Economy & Trade Co., Ltd. | China national standards | MT | 2252.85 | USD | 20251014 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 2041.65 | USD | 20251014 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 1464.36 | USD | 20251014 |
| Shandong Longhui Chemical Co., Ltd. | China national standards | MT | 1633.32 | USD | 20251014 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 1450.28 | USD | 20251014 |
| Ji'nan Century Lianxing Economic Trade Co., Ltd. | China national standards | MT | 1689.64 | USD | 20251014 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 1478.44 | USD | 20251014 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1548.84 | USD | 20251014 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1760.04 | USD | 20251014 |
| Shandong Longhui Chemical Co., Ltd. | China national standards | MT | 1943.47 | USD | 20251013 |