| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuojia Chem | China national standards | MT | 721.02 | USD | 20251204 |
| Shandong Shuojia Chem | China national standards | MT | 721.02 | USD | 20251204 |
| Shandong Hanyue Chem | China national standards | MT | 777.57 | USD | 20251204 |
| Shandong Hanyue Chem | China national standards | MT | 777.57 | USD | 20251204 |
| Shanghai Ronghe Chem | China national standards | MT | 876.54 | USD | 20251204 |
| Shandong Jinshenrun Chem | China national standards | MT | 777.57 | USD | 20251204 |
| Shandong Jinshenrun Chem | China national standards | MT | 791.71 | USD | 20251204 |
| Shandong Yushuo Chem | China national standards | MT | 721.02 | USD | 20251204 |
| Shandong Yushuo Chem | China national standards | MT | 721.02 | USD | 20251204 |
| Shandong Yushuo Chem | China national standards | MT | 721.02 | USD | 20251204 |