| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | Industrial Grade | MT | 909.67 | USD | 20251120 |
| Shandong Langchem | China national standards | MT | 944.93 | USD | 20251120 |
| Shandong Langchem | China national standards | MT | 846.2 | USD | 20251120 |
| Xiamen Yudeshun Chem | China national standards | MT | 1269.3 | USD | 20251120 |
| Xiamen Yudeshun Chem | China national standards | MT | 1269.3 | USD | 20251120 |
| Shandong Jinwen Chem | China national standards | MT | 846.2 | USD | 20251120 |
| Jinan Jinrihe Chem | China national standards | MT | 874.41 | USD | 20251120 |
| Shandong Wells Chem | China national standards | MT | 733.38 | USD | 20251120 |
| Jinan Jinrihe Chem | China national standards | MT | 789.79 | USD | 20251120 |
| Jinan Jinrihe Chem | Industrial Grade | MT | 789.79 | USD | 20251120 |