| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 854.09 | USD | 20251107 |
| Shandong Junfeng | China national standards | MT | 776.44 | USD | 20251107 |
| Jinan Angxin Chem | China national standards | MT | 719.97 | USD | 20251107 |
| Qingdao Shengze Chem | China national standards | MT | 729.85 | USD | 20251107 |
| Shandong Aite Chem | China national standards | MT | 635.27 | USD | 20251107 |
| Hunan Qilu Tech | China national standards | MT | 847.03 | USD | 20251107 |
| Jiangsu Lianhai Bio | China national standards | MT | 748.21 | USD | 20251107 |
| Shandong Hanyue Chem | China national standards | MT | 705.86 | USD | 20251107 |
| Nanjing Runsheng Petro | China national standards | MT | 762.32 | USD | 20251107 |
| Yankuang Guotai Chem | China national standards | MT | 734.09 | USD | 20251107 |