| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yihe Chem | China national standards | MT | 1522.11 | USD | 20251022 |
| Qingdao Shengze Chem | China national standards | MT | 1648.96 | USD | 20251022 |
| Jiangsu Yingte Chem | China national standards | MT | 1141.58 | USD | 20251022 |
| Jinan Qi Mat | China national standards | MT | 1634.86 | USD | 20251022 |
| Shandong Shuojia Chem | China national standards | MT | 1691.24 | USD | 20251022 |
| Shandong Shuojia Chem | China national standards | MT | 1691.24 | USD | 20251022 |
| Shandong Yihe Chem | China national standards | MT | 1522.11 | USD | 20251022 |
| Shandong Shuojia Chem | China national standards | MT | 1691.24 | USD | 20251022 |
| JS Yangnong Chem | China national standards | MT | 852.67 | USD | 20251022 |
| Shandong Yaowang Chem | China national standards | MT | 1726.47 | USD | 20251022 |