| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 825.51 | USD | 20251113 |
| Qingdao Shengze Chem | China national standards | MT | 825.51 | USD | 20251113 |
| Qingdao Shengze Chem | China national standards | MT | 825.51 | USD | 20251113 |
| Qingdao Shengze Chem | China national standards | MT | 825.51 | USD | 20251113 |
| Shandong Yuxuan Chem | China national standards | MT | 1008.96 | USD | 20251113 |
| Hualu Holdings | China national standards | MT | 1312.35 | USD | 20251113 |
| Jinan Qi Mat | China national standards | MT | 818.46 | USD | 20251113 |
| Shandong Langchem | China national standards | MT | 1255.91 | USD | 20251113 |
| Shandong Langchem | China national standards | MT | 1284.13 | USD | 20251113 |
| Shandong Langchem | China national standards | MT | 1107.74 | USD | 20251113 |