| Vendor | Spec | Unit | Price | Currency | Date |
| Yancheng SUPER Chem | China national standards | MT | 758.28 | USD | 20251211 |
| Yancheng SUPER Chem | China national standards | MT | 753.32 | USD | 20251210 |
| Yancheng SUPER Chem | China national standards | MT | 753.11 | USD | 20251209 |
| Yancheng SUPER Chem | China national standards | MT | 929.73 | USD | 20251209 |
| Yancheng SUPER Chem | China national standards | MT | 753.21 | USD | 20251208 |
| Yancheng SUPER Chem | China national standards | MT | 929.85 | USD | 20251208 |
| Yancheng SUPER Chem | China national standards | MT | 930.05 | USD | 20251205 |
| Yancheng SUPER Chem | China national standards | MT | 930.26 | USD | 20251204 |
| Yancheng SUPER Chem | China national standards | MT | 749.3 | USD | 20251204 |
| Yancheng SUPER Chem | China national standards | MT | 929.98 | USD | 20251203 |