| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chem | China national standards | MT | 846.49 | USD | 20251027 |
| Zibo Lishuo Chem | China national standards | MT | 846.49 | USD | 20251027 |
| Shandong Langchem | China national standards | MT | 1142.76 | USD | 20251027 |
| Shandong Langchem | China national standards | MT | 987.57 | USD | 20251027 |
| Shandong Langchem | China national standards | MT | 1058.11 | USD | 20251027 |
| Zibo Lishuo Chem | China national standards | MT | 846.49 | USD | 20251027 |
| Jinan Aochen Chem | China national standards | MT | 987.57 | USD | 20251027 |
| Jinan Aochen Chem | China national standards | MT | 917.03 | USD | 20251027 |
| Jinan Qi Mat | China national standards | MT | 1029.21 | USD | 20251026 |
| Sinopec | China national standards | MT | 838.88 | USD | 20251026 |