Chondro-6-Sulfatase Activity

GO:0033888

Catalysis of the reaction: 4-deoxy-beta-D-gluc-4-enuronosyl-(1->3)-N-acetyl-D-galactosamine 6-sulfate + H(2)O = 4-deoxy-beta-D-gluc-4-enuronosyl-(1->3)-N-acetyl-D-galactosamine + H(+) + sulfate.