| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 855.33 | USD | 20251204 |
| Shandong Langchem | China national standards | MT | 869.47 | USD | 20251204 |
| Wuhan Hengjiu Chem | China national standards | MT | 721.02 | USD | 20251204 |
| Changzhou Qidi Chem | China national standards | MT | 819.99 | USD | 20251204 |
| Yankuang Guotai Chem | China national standards | MT | 911.88 | USD | 20251204 |
| Jiangsu Lianhai Bio | China national standards | MT | 749.3 | USD | 20251204 |
| Qingdao Shengze Chem | China national standards | MT | 721.02 | USD | 20251204 |
| Yankuang Guotai Chem | China national standards | MT | 769.09 | USD | 20251204 |
| JIN Yimeng | China national standards | MT | 721.02 | USD | 20251204 |
| Shandong Junfeng | China national standards | MT | 791.71 | USD | 20251204 |