| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chem | China national standards | MT | 819.75 | USD | 20251210 |
| Shandong Shuojia Chem | China national standards | MT | 756.15 | USD | 20251210 |
| Jinan Jinrihe Chem | China national standards | MT | 706.68 | USD | 20251210 |
| Henan Zhongyuan Dahua | China national standards | MT | 706.68 | USD | 20251210 |
| Shandong Shuojia Chem | China national standards | MT | 777.35 | USD | 20251210 |
| Shandong Yushuo Chem | China national standards | MT | 756.15 | USD | 20251210 |
| Chizhou Xinyu Chem | China national standards | MT | 932.82 | USD | 20251210 |
| Shandong Fusheng | China national standards | MT | 706.68 | USD | 20251210 |
| Jinan Angxin Chem | China national standards | MT | 777.35 | USD | 20251210 |
| Shandong Jinshenrun Chem | China national standards | MT | 749.08 | USD | 20251210 |