| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yihe Chem | China national standards | MT | 818.91 | USD | 20251125 |
| Qingdao Shengze Chem | China national standards | MT | 840.09 | USD | 20251125 |
| Shandong Langchem | China national standards | MT | 1284.84 | USD | 20251125 |
| Shandong Shuojia Chem | China national standards | MT | 889.5 | USD | 20251125 |
| Shandong Yuxuan Chem | China national standards | MT | 967.16 | USD | 20251125 |
| Jinan Zhongyin Mat | China national standards | MT | 868.33 | USD | 20251125 |
| Jinan Aochen Chem | China national standards | MT | 1313.08 | USD | 20251125 |
| Wuhan Hengjiu Chem | China national standards | MT | 1129.53 | USD | 20251125 |
| Qingdao Shengze Chem | China national standards | MT | 840.09 | USD | 20251125 |
| Qingdao Shengze Chem | China national standards | MT | 840.09 | USD | 20251125 |