| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 1649.56 | USD | 20251024 |
| Qingdao Shengze Chem | China national standards | MT | 1649.56 | USD | 20251024 |
| Shandong Junfeng | China national standards | MT | 923.47 | USD | 20251024 |
| Qingdao Shengze Chem | China national standards | MT | 1649.56 | USD | 20251024 |
| Shandong Langchem | China national standards | MT | 1173.02 | USD | 20251024 |
| Qingdao Shengze Chem | China national standards | MT | 1649.56 | USD | 20251024 |
| Shandong Langchem | China national standards | MT | 1173.19 | USD | 20251023 |
| Jinan Aochen Chem | China national standards | MT | 1311.37 | USD | 20251023 |
| Hubei 789 Chem | China national standards | MT | 1128.06 | USD | 20251023 |
| Jinan Qi Mat | China national standards | MT | 1635.69 | USD | 20251023 |