| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 775.96 | USD | 20251031 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 747.74 | USD | 20251031 |
| Tangshan Hua Yi Industrial Co., Ltd. | China national standards | MT | 888.83 | USD | 20251031 |
| Shandong Yuanhe Xinsheng Chemical Trade Co., Ltd. | China national standards | MT | 790.07 | USD | 20251031 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 846.5 | USD | 20251031 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 846.5 | USD | 20251031 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 775.96 | USD | 20251031 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 846.5 | USD | 20251031 |
| Shijiazhuang Bailong Chemical Co., Ltd. | China national standards | MT | 846.5 | USD | 20251031 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 747.91 | USD | 20251030 |