<page_title> Sulfuric acid </page_title> <section_title> Grades of sulfuric acid </section_title> <table> <cell> 98.3% <col_header> Mass fraction H2SO4 </col_header> </cell> <cell> concentrated sulfuric acid <col_header> Common name </col_header> </cell> </table>
Sulfuric acid has 98.3% and is described as "concentrated sulfuric acid".