| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 840.09 | USD | 20251125 |
| Qingdao Shengze Chem | China national standards | MT | 840.09 | USD | 20251125 |
| Luxi Chem | China national standards | MT | 903.62 | USD | 20251125 |
| Shandong Laya Chem | China national standards | MT | 1002.46 | USD | 20251125 |
| Shandong Hualu | China national standards | MT | 931.86 | USD | 20251125 |
| Qingdao Shengze Chem | China national standards | MT | 840.09 | USD | 20251125 |
| Qingdao Shengze Chem | China national standards | MT | 840.09 | USD | 20251125 |
| Liaocheng Yuanze Chem | China national standards | MT | 875.38 | USD | 20251125 |
| Jinan Aochen Chem | China national standards | MT | 1313.08 | USD | 20251125 |
| Jinan Qi Mat | China national standards | MT | 840.09 | USD | 20251125 |