| Vendor | Spec | Unit | Price | Currency | Date |
| Aite Zhejiang | China national standards | MT | 792.24 | USD | 20251211 |
| Aite Zhejiang | China national standards | MT | 848.82 | USD | 20251211 |
| Shandong Wells Chem | China national standards | MT | 820.53 | USD | 20251211 |
| Shandong Langchem | China national standards | MT | 940.78 | USD | 20251211 |
| Shandong Langchem | China national standards | MT | 905.41 | USD | 20251211 |
| Shandong Wells Chem | China national standards | MT | 912.49 | USD | 20251211 |
| Shandong Langchem | Industrial Grade | MT | 912.49 | USD | 20251211 |
| Shandong Langchem | China national standards | MT | 947.85 | USD | 20251211 |
| Shandong Langchem | China national standards | MT | 947.85 | USD | 20251211 |
| Shandong Langchem | China national standards | MT | 848.82 | USD | 20251211 |