2-Anthracenesulfonic acid. 9.10-dihydro-9.10-dioxo-. sodium salt (1:1)

2-Anthracenesulfonic acid. 9.10-dihydro-9.10-dioxo-. sodium salt (1:1) 5g : This sodium anthracene sulfonate is a water-soluble dye and chemical intermediate. Its anthracene sulfonate structure is useful in materials science and analytical chemistry.