| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 1177.04 | USD | 20251211 |
| Shandong Langchem | China national standards | MT | 1177.04 | USD | 20251211 |
| Shandong Langchem | China national standards | MT | 1177.04 | USD | 20251211 |
| Shandong Langchem | China national standards | MT | 1177.04 | USD | 20251211 |
| Shandong Langchem | China national standards | MT | 1188.35 | USD | 20251211 |
| Shandong Langchem | China national standards | MT | 1177.04 | USD | 20251211 |
| Shandong Langchem | China national standards | MT | 1177.04 | USD | 20251211 |
| Shandong Qiangsen Chem | China national standards | MT | 1061.03 | USD | 20251211 |
| Shandong Xima | China national standards | MT | 848.82 | USD | 20251211 |
| Shandong Yushuo Chem | China national standards | MT | 1570.33 | USD | 20251211 |