| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chem | China national standards | MT | 846.6 | USD | 20251119 |
| Shandong Langchem | China national standards | MT | 987.7 | USD | 20251119 |
| Shandong Aite Chem | China national standards | MT | 945.37 | USD | 20251119 |
| Zibo Lishuo Chem | China national standards | MT | 846.6 | USD | 20251119 |
| Jinan Qi Mat | China national standards | MT | 1030.03 | USD | 20251119 |
| Jinan Aochen Chem | China national standards | MT | 1241.68 | USD | 20251119 |
| Shandong Aite Chem | China national standards | MT | 888.93 | USD | 20251119 |
| Shandong Zhiheng | China national standards | MT | 804.27 | USD | 20251119 |
| Zibo Lishuo Chem | China national standards | MT | 846.6 | USD | 20251119 |
| Shandong Jinwen Chem | China national standards | MT | 987.7 | USD | 20251119 |