| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai SKY Chem | China national standards | MT | 211.64 | USD | 20251121 |
| Shanghai SKY Chem | China national standards | MT | 211.64 | USD | 20251121 |
| Shanghai SKY Chem | China national standards | MT | 211.64 | USD | 20251121 |
| Shanghai SKY Chem | China national standards | MT | 211.55 | USD | 20251120 |
| Shanghai SKY Chem | China national standards | MT | 211.55 | USD | 20251120 |
| Shanghai SKY Chem | China national standards | MT | 211.55 | USD | 20251120 |
| Shanghai SKY Chem | China national standards | MT | 260.91 | USD | 20251120 |
| Shanghai SKY Chem | China national standards | MT | 211.65 | USD | 20251119 |
| Shanghai SKY Chem | China national standards | MT | 211.65 | USD | 20251119 |
| Shanghai SKY Chem | China national standards | MT | 261.03 | USD | 20251119 |