| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chem | China national standards | MT | 1312.32 | USD | 20251103 |
| Jinan Aochen Chem | China national standards | MT | 1312.32 | USD | 20251103 |
| Qingdao Shengze Chem | China national standards | MT | 811.38 | USD | 20251103 |
| Qingdao Shengze Chem | China national standards | MT | 825.49 | USD | 20251103 |
| Qingdao Shengze Chem | China national standards | MT | 811.38 | USD | 20251103 |
| Qingdao Shengze Chem | China national standards | MT | 811.38 | USD | 20251103 |
| Shandong Yuxuan Chem | China national standards | MT | 1008.93 | USD | 20251103 |
| Qingdao Shengze Chem | China national standards | MT | 825.49 | USD | 20251103 |
| Qingdao Shengze Chem | China national standards | MT | 825.49 | USD | 20251103 |
| Qingdao Shengze Chem | China national standards | MT | 825.49 | USD | 20251103 |