| Vendor | Spec | Unit | Price | Currency | Date |
| Nantong Zhonghe Chem | China national standards | MT | 705.58 | USD | 20251030 |
| Nantong Zhonghe Chem | China national standards | MT | 691.47 | USD | 20251030 |
| Nantong Zhonghe Chem | China national standards | MT | 691.67 | USD | 20251029 |
| Nantong Zhonghe Chem | China national standards | MT | 705.79 | USD | 20251029 |
| Nantong Zhonghe Chem | China national standards | MT | 705.66 | USD | 20251028 |
| Nantong Zhonghe Chem | China national standards | MT | 691.54 | USD | 20251028 |
| Nantong Zhonghe Chem | China national standards | MT | 691.3 | USD | 20251027 |
| Nantong Zhonghe Chem | China national standards | MT | 691.3 | USD | 20251027 |
| Nantong Zhonghe Chem | China national standards | MT | 705.41 | USD | 20251027 |
| Nantong Zhonghe Chem | China national standards | MT | 705.41 | USD | 20251027 |