| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yuxuan Chem | China national standards | MT | 1835.51 | USD | 20251115 |
| Dongying Lianchem | China national standards | MT | 1200.14 | USD | 20251115 |
| Shandong Junfeng | China national standards | MT | 917.76 | USD | 20251115 |
| Shandong Yeyang Chem | China national standards | MT | 1150.72 | USD | 20251115 |
| Shandong Langchem | China national standards | MT | 1174.73 | USD | 20251115 |
| Shandong Langchem | China national standards | MT | 1186.02 | USD | 20251115 |
| Shandong Junfeng | China national standards | MT | 924.81 | USD | 20251115 |
| Shandong Langchem | China national standards | MT | 1171.9 | USD | 20251115 |
| Shandong Yeyang Chem | China national standards | MT | 1143.66 | USD | 20251115 |
| JS Yangnong Chem | China national standards | MT | 854.22 | USD | 20251115 |