| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Wells Chem | China national standards | MT | 906.51 | USD | 20250928 |
| Shandong Langchem | China national standards | MT | 941.65 | USD | 20250928 |
| Shandong Langchem | China national standards | MT | 843.27 | USD | 20250928 |
| Shandong Qiangsen Chem | China national standards | MT | 744.88 | USD | 20250928 |
| Shandong Jinwen Chem | China national standards | MT | 843.27 | USD | 20250928 |
| Shandong Fusheng | China national standards | MT | 843.27 | USD | 20250928 |
| Shandong Fusheng | China national standards | MT | 899.48 | USD | 20250928 |
| Shandong Fusheng | Industrial Grade | MT | 899.48 | USD | 20250928 |
| Shandong Zhiheng | China national standards | MT | 1011.92 | USD | 20250928 |
| Shandong Hongyang Chem | China national standards | MT | 948.67 | USD | 20250928 |