Riaan Laubscher

5 Questions 2 Answers 0 Followers

Questions related from Riaan Laubscher

Is it safe to adjust the pH of a ferricyanide/ferrocyanide solution in PBS from 7.4 to 5 using HCL acid?

I have a ferricyanide/ferrocyanide (5mM: 5mM) solution in phosphate buffer saline with a pH of 7.4 that I would like to adjust to about 5. Is it safe to do this with a 0.5 M HCL solution or will...

07 July 2019 9,615 1 View

Why is the forward current subtracted from the reverse current in Gamry EchemAnalyst software for square wave voltammetry?

Hi there When doing square wave voltammetry the reverse current is subtracted from the forward current to plot a differential current. The forward current being the current resulting from the...

04 April 2019 3,521 0 View

From which side should the baseline be drawn on a square wave voltammetry graph?

Hi there Should the baseline for a square wave voltammetry graph be drawn using the positive or negative potential values? (Positive and negative with respect to the peak potential as given in...

03 March 2019 564 2 View

What is the effect of potassium ferricyanide concentration on proteins (antibodies, cells)?

I am looking into electrochemical biosensors based on square wave voltammetry and cyclic voltammetry. These sensors usually use potassium ferricyanide/ferrocyanide as the electroactive species in...

01 January 2019 9,716 3 View

Which peak, reduction or oxidation, is present in a square wave voltammetry experiment?

I am conducting cyclic voltammetry and square wave voltammetry experiments of screen printed graphene oxide electrodes from DropSens in a 10 mM potassium ferricyanide solution in phosphate buffer...

10 October 2018 6,624 12 View