| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 705.42 | USD | 20251031 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 853.56 | USD | 20251031 |
| Tangshan Hua Yi Industrial Co., Ltd. | China national standards | MT | 888.83 | USD | 20251031 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 747.74 | USD | 20251031 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 747.74 | USD | 20251031 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 719.53 | USD | 20251031 |
| Shijiazhuang Bailong Chemical Co., Ltd. | China national standards | MT | 846.5 | USD | 20251031 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 846.5 | USD | 20251031 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 987.58 | USD | 20251031 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 719.53 | USD | 20251031 |