| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yeyang Chem | China national standards | MT | 1114.23 | USD | 20251105 |
| Shandong Langchem | China national standards | MT | 1212.96 | USD | 20251105 |
| Shandong Hongyang Chem | China national standards | MT | 1431.57 | USD | 20251105 |
| Shandong Langchem | China national standards | MT | 1262.32 | USD | 20251105 |
| Shandong Langchem | China national standards | MT | 1255.27 | USD | 20251105 |
| Shandong Hongyang Chem | China national standards | MT | 1431.57 | USD | 20251105 |
| Shandong Hongyang Chem | China national standards | MT | 1431.57 | USD | 20251105 |
| Shandong Langchem | China national standards | MT | 1396.31 | USD | 20251105 |
| Shandong Yeyang Chem | China national standards | MT | 1255.55 | USD | 20251104 |
| Aite Zhejiang | China national standards | MT | 1297.88 | USD | 20251104 |