| Vendor | Spec | Unit | Price | Currency | Date |
| GuangZhan Chem | China national standards | MT | 208.59 | USD | 20251022 |
| GuangZhan Chem | China national standards | MT | 190.26 | USD | 20251022 |
| GuangZhan Chem | China national standards | MT | 186.04 | USD | 20251022 |
| GuangZhan Chem | China national standards | MT | 190.28 | USD | 20251017 |
| GuangZhan Chem | China national standards | MT | 208.6 | USD | 20251017 |
| GuangZhan Chem | China national standards | MT | 186.05 | USD | 20251017 |
| GuangZhan Chem | China national standards | MT | 185.93 | USD | 20251015 |
| GuangZhan Chem | China national standards | MT | 190.15 | USD | 20251015 |
| GuangZhan Chem | China national standards | MT | 208.47 | USD | 20251015 |
| GuangZhan Chem | China national standards | MT | 204.21 | USD | 20251013 |