| Vendor | Spec | Unit | Price | Currency | Date |
| Yancheng SUPER Chem | China national standards | MT | 762.78 | USD | 20251202 |
| Yancheng SUPER Chem | China national standards | MT | 929.46 | USD | 20251202 |
| Yancheng SUPER Chem | China national standards | MT | 929.92 | USD | 20251201 |
| Yancheng SUPER Chem | China national standards | MT | 763.15 | USD | 20251201 |
| Yancheng SUPER Chem | China national standards | MT | 777.07 | USD | 20251127 |
| Yancheng SUPER Chem | China national standards | MT | 776.88 | USD | 20251126 |
| Yancheng SUPER Chem | China national standards | MT | 780.79 | USD | 20251125 |
| Yancheng SUPER Chem | China national standards | MT | 780.56 | USD | 20251124 |
| Yancheng SUPER Chem | China national standards | MT | 780.25 | USD | 20251121 |
| Yancheng SUPER Chem | China national standards | MT | 789.79 | USD | 20251120 |