| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Mingyu | China national standards | MT | 1805.33 | USD | 20251105 |
| Qingdao Shengze Chem | China national standards | MT | 1650.19 | USD | 20251105 |
| Qingdao Shengze Chem | China national standards | MT | 1650.19 | USD | 20251105 |
| Shandong Hongyang Chem | China national standards | MT | 1128.33 | USD | 20251105 |
| Shandong Langchem | China national standards | MT | 1184.75 | USD | 20251105 |
| Jinan Qi Mat | China national standards | MT | 1636.08 | USD | 20251105 |
| Qingdao Shengze Chem | China national standards | MT | 1650.19 | USD | 20251105 |
| Jinan Qi Mat | China national standards | MT | 1636.08 | USD | 20251105 |
| Qingdao Shengze Chem | China national standards | MT | 1650.19 | USD | 20251105 |
| Shandong Junfeng | China national standards | MT | 923.82 | USD | 20251105 |