| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Pulaihua Chem | China national standards | MT | 803.18 | USD | 20251016 |
| Jinan Pulaihua Chem | China national standards | MT | 986.36 | USD | 20251016 |
| Shandong Langchem | China national standards | MT | 1141.36 | USD | 20251016 |
| Shandong Langchem | China national standards | MT | 1056.81 | USD | 20251016 |
| Shandong Langchem | China national standards | MT | 986.36 | USD | 20251016 |
| Zibo Lishuo Chem | China national standards | MT | 845.45 | USD | 20251016 |
| Zibo Lishuo Chem | China national standards | MT | 845.45 | USD | 20251016 |
| Zibo Lishuo Chem | China national standards | MT | 845.45 | USD | 20251016 |
| Zibo Lishuo Chem | China national standards | MT | 845.45 | USD | 20251016 |
| Zibo Lishuo Chem | China national standards | MT | 845.45 | USD | 20251016 |