| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Pulaihua Chem | China national standards | MT | 1105.31 | USD | 20251014 |
| Jinan Pulaihua Chem | China national standards | MT | 1182.75 | USD | 20251014 |
| Jinan Pulaihua Chem | China national standards | MT | 1182.3 | USD | 20251011 |
| Jinan Pulaihua Chem | China national standards | MT | 1104.89 | USD | 20251011 |
| Jinan Pulaihua Chem | China national standards | MT | 1266.75 | USD | 20251011 |
| Jinan Pulaihua Chem | China national standards | MT | 1266.59 | USD | 20250923 |
| Jinan Pulaihua Chem | China national standards | MT | 1182.15 | USD | 20250923 |
| Jinan Pulaihua Chem | China national standards | MT | 1266.09 | USD | 20250918 |
| Jinan Pulaihua Chem | China national standards | MT | 1181.68 | USD | 20250918 |