| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhenkun | China national standards | MT | 324.98 | USD | 20251209 |
| Shandong Zhenkun | Industrial Grade | MT | 430.96 | USD | 20251209 |
| Shandong Zhenkun | China national standards | MT | 989.08 | USD | 20251209 |
| Changzhou Qidi Chem | China national standards | MT | 423.89 | USD | 20251209 |
| Jinan Qi Mat | China national standards | MT | 423.89 | USD | 20251209 |
| Jinan Qi Mat | China national standards | MT | 423.89 | USD | 20251209 |
| Jinan Qi Mat | China national standards | MT | 423.89 | USD | 20251209 |
| Qingdao Shengze Chem | China national standards | MT | 423.89 | USD | 20251209 |
| Qingdao Shengze Chem | China national standards | MT | 423.89 | USD | 20251209 |
| Qingdao Shengze Chem | China national standards | MT | 423.89 | USD | 20251209 |