| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 760.05 | USD | 20251010 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 774.12 | USD | 20251010 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 745.97 | USD | 20251010 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 774.12 | USD | 20251010 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 745.97 | USD | 20251010 |
| Shijiazhuang Bailong Chemical Co., Ltd. | China national standards | MT | 844.5 | USD | 20251010 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 844.5 | USD | 20251010 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 844.5 | USD | 20251010 |
| Tangshan Hua Yi Industrial Co., Ltd. | China national standards | MT | 886.72 | USD | 20251010 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 745.97 | USD | 20251010 |