| Vendor | Spec | Unit | Price | Currency | Date |
| Yancheng SUPER Chem | China national standards | MT | 812.02 | USD | 20250924 |
| Yancheng SUPER Chem | China national standards | MT | 926.02 | USD | 20250923 |
| Yancheng SUPER Chem | China national standards | MT | 809.21 | USD | 20250923 |
| Yancheng SUPER Chem | China national standards | MT | 925.38 | USD | 20250922 |
| Yancheng SUPER Chem | China national standards | MT | 808.65 | USD | 20250922 |
| Yancheng SUPER Chem | China national standards | MT | 925.09 | USD | 20250920 |
| Yancheng SUPER Chem | China national standards | MT | 808.4 | USD | 20250919 |
| Yancheng SUPER Chem | China national standards | MT | 925.09 | USD | 20250919 |
| Yancheng SUPER Chem | China national standards | MT | 925.65 | USD | 20250918 |
| Yancheng SUPER Chem | China national standards | MT | 925.65 | USD | 20250918 |