| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chem | China national standards | MT | 1313.63 | USD | 20251126 |
| Wudi Xinyue Chem | China national standards | MT | 1567.89 | USD | 20251126 |
| Shandong Shuojia Chem | China national standards | MT | 1567.89 | USD | 20251126 |
| Shandong Langchem | China national standards | MT | 1175.21 | USD | 20251126 |
| Shandong Hongyang Chem | China national standards | MT | 1130.01 | USD | 20251126 |
| Shandong Yuxuan Chem | China national standards | MT | 1822.14 | USD | 20251126 |
| Hubei 789 Chem | China national standards | MT | 1130.01 | USD | 20251126 |
| Shandong Shuojia Chem | China national standards | MT | 1567.89 | USD | 20251126 |
| Shandong Shuojia Chem | China national standards | MT | 1567.89 | USD | 20251126 |
| Shandong Langchem | China national standards | MT | 1175.21 | USD | 20251126 |