| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | Industrial Grade | MT | 909.99 | USD | 20251031 |
| Shandong Wells Chem | China national standards | MT | 1029.91 | USD | 20251031 |
| Shandong Wells Chem | China national standards | MT | 909.99 | USD | 20251031 |
| Shandong Jinwen Chem | China national standards | MT | 846.5 | USD | 20251031 |
| Shandong Langchem | China national standards | MT | 938.21 | USD | 20251031 |
| Shandong Zhiheng | China national standards | MT | 1015.8 | USD | 20251031 |
| Shandong Fusheng | China national standards | MT | 846.5 | USD | 20251031 |
| Shandong Langchem | China national standards | MT | 945.26 | USD | 20251031 |
| Shandong Fusheng | China national standards | MT | 902.93 | USD | 20251031 |
| Shandong Fusheng | Industrial Grade | MT | 902.93 | USD | 20251031 |