| Vendor | Spec | Unit | Price | Currency | Date |
| Yancheng SUPER Chem | China national standards | MT | 790.34 | USD | 20251118 |
| Yancheng SUPER Chem | China national standards | MT | 790.78 | USD | 20251117 |
| Yancheng SUPER Chem | China national standards | MT | 811.86 | USD | 20251114 |
| Yancheng SUPER Chem | China national standards | MT | 811.4 | USD | 20251113 |
| Yancheng SUPER Chem | China national standards | MT | 811.39 | USD | 20251111 |
| Yancheng SUPER Chem | China national standards | MT | 804.45 | USD | 20251110 |
| Yancheng SUPER Chem | China national standards | MT | 815.97 | USD | 20251107 |
| Yancheng SUPER Chem | China national standards | MT | 928.91 | USD | 20251107 |
| Yancheng SUPER Chem | China national standards | MT | 928.53 | USD | 20251106 |
| Yancheng SUPER Chem | China national standards | MT | 928.05 | USD | 20251105 |