| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Feiyuan Chem | China national standards | MT | 1553.91 | USD | 20251128 |
| Shandong Yeyang Chem | China national standards | MT | 1144.25 | USD | 20251128 |
| Jiangsu Yingte Chem | China national standards | MT | 1144.25 | USD | 20251128 |
| JS Yangnong Chem | China national standards | MT | 854.65 | USD | 20251128 |
| Shandong Shuojia Chem | China national standards | MT | 1568.04 | USD | 20251128 |
| Shandong Shuojia Chem | China national standards | MT | 1568.04 | USD | 20251128 |
| Jinan Qi Mat | China national standards | MT | 1525.66 | USD | 20251128 |
| Dongying Lianchem | China national standards | MT | 1200.75 | USD | 20251128 |
| Shandong Hongyang Chem | China national standards | MT | 1130.12 | USD | 20251128 |
| Jinan Aochen Chem | China national standards | MT | 1356.14 | USD | 20251128 |