| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshenrun Chem | China national standards | MT | 861.91 | USD | 20251209 |
| Aite Zhejiang | China national standards | MT | 1073.86 | USD | 20251209 |
| Shandong Langchem | China national standards | MT | 1285.8 | USD | 20251209 |
| Qingdao Shengze Chem | China national standards | MT | 932.56 | USD | 20251209 |
| Jinan Zhongyin Mat | China national standards | MT | 989.08 | USD | 20251209 |
| Shandong Fusheng | China national standards | MT | 932.56 | USD | 20251209 |
| Qingdao Shengze Chem | China national standards | MT | 932.56 | USD | 20251209 |
| Qingdao Shengze Chem | China national standards | MT | 932.56 | USD | 20251209 |
| Qingdao Shengze Chem | China national standards | MT | 932.56 | USD | 20251209 |
| Shandong Hualu | China national standards | MT | 1017.34 | USD | 20251209 |