| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chem | China national standards | MT | 689.59 | USD | 20250923 |
| Wuhan Hengjiu Chem | China national standards | MT | 689.59 | USD | 20250923 |
| Qingdao Chengxin Chem | China national standards | MT | 689.11 | USD | 20250922 |
| Yankuang Guotai Chem | China national standards | MT | 773.49 | USD | 20250922 |
| Shandong Hongyang Chem | China national standards | MT | 703.18 | USD | 20250922 |
| Jiangsu Lianhai Bio | China national standards | MT | 731.3 | USD | 20250922 |
| Jinan Aochen Chem | China national standards | MT | 731.3 | USD | 20250922 |
| Qingdao Shengze Chem | China national standards | MT | 689.11 | USD | 20250922 |
| Qingdao Shengze Chem | China national standards | MT | 689.11 | USD | 20250922 |
| Qingdao Shengze Chem | China national standards | MT | 689.11 | USD | 20250922 |