| Vendor | Spec | Unit | Price | Currency | Date |
| Dongying Hebang Chem | China national standards | MT | 1353.49 | USD | 20251024 |
| Shandong Hongyang Chem | China national standards | MT | 1127.9 | USD | 20251024 |
| Shandong Shuojia Chem | China national standards | MT | 1691.86 | USD | 20251024 |
| Shandong Langchem | China national standards | MT | 1173.02 | USD | 20251024 |
| Qingdao Shengze Chem | China national standards | MT | 1649.56 | USD | 20251024 |
| Jinan Qi Mat | China national standards | MT | 1635.46 | USD | 20251024 |
| Qingdao Shengze Chem | China national standards | MT | 1649.56 | USD | 20251024 |
| Shandong Xima | China national standards | MT | 845.93 | USD | 20251024 |
| Weifang Yixin Chem | China national standards | MT | 1762.35 | USD | 20251024 |
| Hubei 789 Chem | China national standards | MT | 1127.9 | USD | 20251024 |