| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai SKY Chem | China national standards | MT | 261.03 | USD | 20251119 |
| Shanghai SKY Chem | China national standards | MT | 261.09 | USD | 20251118 |
| Shanghai SKY Chem | China national standards | MT | 211.7 | USD | 20251118 |
| Shanghai SKY Chem | China national standards | MT | 211.7 | USD | 20251118 |
| Shanghai SKY Chem | China national standards | MT | 211.7 | USD | 20251118 |
| Shanghai SKY Chem | China national standards | MT | 211.82 | USD | 20251117 |
| Shanghai SKY Chem | China national standards | MT | 211.82 | USD | 20251117 |
| Shanghai SKY Chem | China national standards | MT | 211.82 | USD | 20251117 |
| Shanghai SKY Chem | China national standards | MT | 261.24 | USD | 20251117 |
| Shanghai SKY Chem | China national standards | MT | 204.73 | USD | 20251114 |