| Vendor | Spec | Unit | Price | Currency | Date |
| GuangZhan Chem | China national standards | MT | 1125.35 | USD | 20250929 |
| GuangZhan Chem | China national standards | MT | 1125.35 | USD | 20250929 |
| GuangZhan Chem | China national standards | MT | 1125.35 | USD | 20250929 |
| GuangZhan Chem | China national standards | MT | 1125.08 | USD | 20250922 |
| GuangZhan Chem | China national standards | MT | 1125.08 | USD | 20250922 |
| GuangZhan Chem | China national standards | MT | 1125.08 | USD | 20250922 |