| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chem | China national standards | MT | 1270.34 | USD | 20251124 |
| Nantong Zhonghe Chem | China national standards | MT | 1120.72 | USD | 20251124 |
| Guangzhou Yisheng | China national standards | MT | 1100.96 | USD | 20251124 |
| Qingdao Shengze Chem | China national standards | MT | 825.72 | USD | 20251124 |
| Qingdao Shengze Chem | China national standards | MT | 825.72 | USD | 20251124 |
| Shandong Yushuo Chem | China national standards | MT | 832.78 | USD | 20251124 |
| Jinan Aochen Chem | China national standards | MT | 1312.69 | USD | 20251124 |
| Hualu Holdings | China national standards | MT | 1312.69 | USD | 20251124 |
| Qingdao Shengze Chem | China national standards | MT | 839.84 | USD | 20251124 |
| Shandong Langchem | China national standards | MT | 1079.79 | USD | 20251124 |