| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 808.43 | USD | 20251203 |
| Jinan Qi Mat | China national standards | MT | 763.21 | USD | 20251203 |
| Shandong Shuojia Chem | China national standards | MT | 904.54 | USD | 20251203 |
| Suzhou Zixu Mat | China national standards | MT | 1526.42 | USD | 20251203 |
| Jinan Jinhao Chem | China national standards | MT | 1229.61 | USD | 20251203 |
| Luxi Chem | China national standards | MT | 808.43 | USD | 20251203 |
| Qingdao Shengze Chem | China national standards | MT | 808.43 | USD | 20251203 |
| Liaocheng Xinli | China national standards | MT | 1060.01 | USD | 20251203 |
| Shandong Shuojia Chem | China national standards | MT | 897.48 | USD | 20251203 |
| Jinan Aochen Chem | China national standards | MT | 1356.81 | USD | 20251203 |