| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai SKY Chem | China national standards | MT | 223.23 | USD | 20251127 |
| Shanghai SKY Chem | China national standards | MT | 223.18 | USD | 20251126 |
| Shanghai SKY Chem | China national standards | MT | 223.08 | USD | 20251125 |
| Shanghai SKY Chem | China national standards | MT | 223.02 | USD | 20251124 |
| Shanghai SKY Chem | China national standards | MT | 222.93 | USD | 20251121 |
| Shanghai SKY Chem | China national standards | MT | 222.83 | USD | 20251120 |
| Shanghai SKY Chem | China national standards | MT | 222.94 | USD | 20251119 |
| Shanghai SKY Chem | China national standards | MT | 222.99 | USD | 20251118 |
| Shanghai SKY Chem | China national standards | MT | 223.11 | USD | 20251117 |
| Shanghai SKY Chem | China national standards | MT | 223.09 | USD | 20251114 |