| Vendor | Spec | Unit | Price | Currency | Date |
| Yancheng SUPER Chem | China national standards | MT | 926.67 | USD | 20251013 |
| Yancheng SUPER Chem | China national standards | MT | 926.13 | USD | 20251011 |
| Yancheng SUPER Chem | China national standards | MT | 925.43 | USD | 20251009 |
| Yancheng SUPER Chem | China national standards | MT | 926.04 | USD | 20250930 |
| Yancheng SUPER Chem | China national standards | MT | 822.91 | USD | 20250929 |
| Yancheng SUPER Chem | China national standards | MT | 925.6 | USD | 20250929 |
| Yancheng SUPER Chem | China national standards | MT | 924.78 | USD | 20250928 |
| Yancheng SUPER Chem | China national standards | MT | 924.78 | USD | 20250926 |
| Yancheng SUPER Chem | China national standards | MT | 926.02 | USD | 20250925 |
| Yancheng SUPER Chem | China national standards | MT | 926.02 | USD | 20250924 |