| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chem | China national standards | MT | 246.92 | USD | 20251119 |
| Shandong Shuojia Chem | China national standards | MT | 245.51 | USD | 20251119 |
| Shandong Jinling Chem | China national standards | MT | 242.69 | USD | 20251119 |
| Shandong Hanyue Chem | China national standards | MT | 268.09 | USD | 20251119 |
| Shandong Yushuo Chem | China national standards | MT | 246.92 | USD | 20251119 |
| Shandong Yushuo Chem | China national standards | MT | 246.92 | USD | 20251119 |
| Jiangsu LeeMan Chem | China national standards | MT | 245.51 | USD | 20251119 |
| Shandong Jinling Chem | China national standards | MT | 242.69 | USD | 20251119 |
| Shandong Jinling Chem | China national standards | MT | 242.69 | USD | 20251119 |
| Shandong Jinling Chem | China national standards | MT | 242.69 | USD | 20251119 |