| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Wells Chem | China national standards | MT | 906.82 | USD | 20250919 |
| Shandong Langchem | China national standards | MT | 899.79 | USD | 20250919 |
| Aite Zhejiang | China national standards | MT | 787.31 | USD | 20250919 |
| Shandong Wells Chem | China national standards | MT | 815.43 | USD | 20250919 |
| Aite Zhejiang | China national standards | MT | 843.55 | USD | 20250919 |
| Shandong Fusheng | China national standards | MT | 843.55 | USD | 20250919 |
| Shandong Fusheng | Industrial Grade | MT | 899.79 | USD | 20250919 |
| Shandong Fusheng | China national standards | MT | 899.79 | USD | 20250919 |
| Shandong Daoqin Chem | China national standards | MT | 956.02 | USD | 20250919 |
| Shandong Hongyang Chem | China national standards | MT | 948.99 | USD | 20250919 |