| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chem | China national standards | MT | 888.51 | USD | 20251120 |
| Nanjing Guanshan Energy | China national standards | MT | 937.87 | USD | 20251120 |
| Hubei 789 Chem | China national standards | MT | 1198.79 | USD | 20251120 |
| Jinan Jinrihe Chem | China national standards | MT | 902.62 | USD | 20251120 |
| Jinan Jinrihe Chem | China national standards | MT | 930.82 | USD | 20251120 |
| Xiamen Yudeshun Chem | China national standards | MT | 1678.3 | USD | 20251120 |
| Jinan Angxin Chem | China national standards | MT | 959.03 | USD | 20251120 |
| Jinan Angxin Chem | China national standards | MT | 959.03 | USD | 20251120 |
| Shandong Fusheng | China national standards | MT | 1100.06 | USD | 20251120 |
| Jinan Angxin Chem | China national standards | MT | 959.03 | USD | 20251120 |