Potentiometric determination of arylsulfatase activity using a novel nitrocatechol sulfate PVC membrane sensor

SSM Hassan, SAM Marzouk, MM Abdel-Fattah…

Index: Analytical Chemistry, , vol. 67, # 11 p. 1887 - 1891

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Citation Number: 5

Abstract

... CNCS (dipo- tassium salt) and Cnitrocatechol (4NC) were purchased from Sigma Chemical Co. ... Analytical Chemistry, Vol. ... Aliquots of 10-500 pL of 1 x M CNCS solutions were diluted to a final volume of 4.95 mLwith 0.1 M acetate buffer (PH 5.6) to give solutions with substrate ...