| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhiheng | China national standards | MT | 1267.48 | USD | 20251013 |
| Qingdao Shengze Chem | China national standards | MT | 1069.7 | USD | 20251012 |
| Henan Kaixiang Chem | China national standards | MT | 1069.7 | USD | 20251012 |
| Xinjiang Markor Chem | China national standards | MT | 3870.62 | USD | 20251011 |
| Wuhan Hengjiu Chem | China national standards | MT | 1069.7 | USD | 20251011 |
| Wuhan Hengjiu Chem | China national standards | MT | 1069.7 | USD | 20251011 |
| Shandong Yaoming Chem | China national standards | MT | 957.1 | USD | 20251011 |
| Shandong Zhiheng | China national standards | MT | 1266.75 | USD | 20251011 |
| Wuhan Hengjiu Chem | China national standards | MT | 964.14 | USD | 20251011 |
| Shandong Fusheng | China national standards | MT | 964.14 | USD | 20251011 |