| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai SKY Chem | China national standards | MT | 212.0 | USD | 20251203 |
| Shanghai SKY Chem | China national standards | MT | 212.0 | USD | 20251203 |
| Shanghai SKY Chem | China national standards | MT | 261.47 | USD | 20251203 |
| Shanghai SKY Chem | China national standards | MT | 212.0 | USD | 20251203 |
| Shanghai SKY Chem | China national standards | MT | 211.88 | USD | 20251202 |
| Shanghai SKY Chem | China national standards | MT | 211.88 | USD | 20251202 |
| Shanghai SKY Chem | China national standards | MT | 211.88 | USD | 20251202 |
| Shanghai SKY Chem | China national standards | MT | 261.32 | USD | 20251202 |
| Shanghai SKY Chem | China national standards | MT | 211.99 | USD | 20251201 |
| Shanghai SKY Chem | China national standards | MT | 211.99 | USD | 20251201 |