| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yihe Chem | China national standards | MT | 999.32 | USD | 20251010 |
| Shandong Yihe Chem | China national standards | MT | 985.25 | USD | 20251010 |
| Shandong Langchem | China national standards | MT | 1252.67 | USD | 20251010 |
| Shandong Langchem | China national standards | MT | 1097.85 | USD | 20251010 |
| Shandong Langchem | China national standards | MT | 1097.85 | USD | 20251010 |
| Shandong Langchem | China national standards | MT | 1076.74 | USD | 20251010 |
| Aite Zhejiang | China national standards | MT | 1027.47 | USD | 20251010 |
| Aite Zhejiang | China national standards | MT | 1069.7 | USD | 20251010 |
| Shandong Fusheng | China national standards | MT | 1055.62 | USD | 20251010 |
| Shandong Fusheng | China national standards | MT | 1126.0 | USD | 20251010 |