| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 689.67 | USD | 20251012 |
| Qingdao Shengze Chem | China national standards | MT | 689.67 | USD | 20251011 |
| JIN Yimeng | China national standards | MT | 689.67 | USD | 20251011 |
| Jinan Pulaihua Chem | China national standards | MT | 914.87 | USD | 20251011 |
| Jinan Pulaihua Chem | China national standards | MT | 957.1 | USD | 20251011 |
| Jinan Pulaihua Chem | China national standards | MT | 802.27 | USD | 20251011 |
| Shandong Yuxuan Chem | China national standards | MT | 795.24 | USD | 20251011 |
| Shandong Xingpeng Chem | China national standards | MT | 745.97 | USD | 20251011 |
| Xiamen Yudeshun Chem | China national standards | MT | 886.72 | USD | 20251011 |
| Wuhan Hengjiu Chem | China national standards | MT | 788.2 | USD | 20251011 |