| Vendor | Spec | Unit | Price | Currency | Date |
| Jiangsu Yingte Chem | China national standards | MT | 1358.12 | USD | 20251211 |
| Jiangsu Yingte Chem | China national standards | MT | 1356.83 | USD | 20251210 |
| Jiangsu Yingte Chem | China national standards | MT | 1356.45 | USD | 20251209 |
| Jiangsu Yingte Chem | China national standards | MT | 1356.62 | USD | 20251208 |
| Jiangsu Yingte Chem | China national standards | MT | 1356.91 | USD | 20251205 |
| Jiangsu Yingte Chem | China national standards | MT | 1357.22 | USD | 20251204 |
| Jiangsu Yingte Chem | China national standards | MT | 1144.16 | USD | 20251202 |
| Jiangsu Yingte Chem | China national standards | MT | 1483.91 | USD | 20251201 |
| Jiangsu Yingte Chem | China national standards | MT | 1144.73 | USD | 20251201 |
| Jiangsu Yingte Chem | China national standards | MT | 1144.25 | USD | 20251128 |