| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshenrun Chem | China national standards | MT | 847.59 | USD | 20251130 |
| Shandong Hongxin Chem | China national standards | MT | 904.1 | USD | 20251130 |
| Shandong Hongxin Chem | China national standards | MT | 847.59 | USD | 20251130 |
| Shandong Jinshenrun Chem | China national standards | MT | 847.59 | USD | 20251130 |
| Shandong Jinshenrun Chem | China national standards | MT | 847.59 | USD | 20251129 |
| Shandong Hongxin Chem | China national standards | MT | 847.59 | USD | 20251129 |
| Shandong Hongxin Chem | China national standards | MT | 847.59 | USD | 20251129 |
| Shandong Xima | China national standards | MT | 974.73 | USD | 20251129 |
| Shandong Jinshenrun Chem | China national standards | MT | 847.59 | USD | 20251129 |
| Shandong Laya Chem | China national standards | MT | 889.97 | USD | 20251129 |