| Vendor | Spec | Unit | Price | Currency | Date |
| GuangZhan Chem | China national standards | MT | 204.83 | USD | 20251130 |
| GuangZhan Chem | China national standards | MT | 190.71 | USD | 20251128 |
| GuangZhan Chem | China national standards | MT | 186.47 | USD | 20251128 |
| GuangZhan Chem | China national standards | MT | 204.83 | USD | 20251128 |
| GuangZhan Chem | China national standards | MT | 190.69 | USD | 20251126 |
| GuangZhan Chem | China national standards | MT | 186.45 | USD | 20251126 |
| GuangZhan Chem | China national standards | MT | 204.81 | USD | 20251126 |
| GuangZhan Chem | China national standards | MT | 190.48 | USD | 20251122 |
| GuangZhan Chem | China national standards | MT | 208.82 | USD | 20251122 |
| GuangZhan Chem | China national standards | MT | 186.24 | USD | 20251122 |