Description
4-Nitrocatechol sulfate potassium salt (Dipotassium nitrocatechol sulfate) is an aromatic sulfate that can serve as a chromogenic substrate for sulfatase. 4-Nitrocatechol sulfate potassium salt can be used to determine the activities of glycosaminoglycan (GAG) degrading enzymes aryl sulfatase B and exonucleosidase[1][2][3]