Difference between revisions of "How to Choose a Potentiostat"

From eDAQ Wiki
Jump to: navigation, search
Line 66: Line 66:
 
| Current Ranges
 
| Current Ranges
 
||
 
||
±100, 50, 20, 10, 5, 2, 1 mA
+
<small>±100, 50, 20, 10, 5, 2, 1 mA</small>
  
 
±500, 200, 100, 50, 20, 10, 5, 2, 1 µA
 
±500, 200, 100, 50, 20, 10, 5, 2, 1 µA

Revision as of 16:37, 11 July 2013

Name EChem Startup System EChem Startup System with Fast Potentiostat Dual Picostat System QuadStat EChem System bundle Advanced Electrochemistry System
Product Code ER461 ER461b ER461p ER864 ERZ101
Products Included
Number of Channels 1 1 2 (bipotentiostat) 4 (quadpotentiostat) 1
Modes
  • Potentiostat
  • Galvanostat
  • ZRA
  • High Z
  • Potentiostat
  • Galvanostat
  • ZRA
  • High Z
  • Potentiostat
  • ZRA
  • Potentiostat
  • ZRA
  • Potentiostat
  • Galvanostat
  • ZRA
  • High Z
Current Ranges

±100, 50, 20, 10, 5, 2, 1 mA

±500, 200, 100, 50, 20, 10, 5, 2, 1 µA

±500, 200, 100, 50, 20 nA

±100, 50, 20, 10, 5, 2, 1 mA

±500, 200, 100, 50, 20, 10, 5, 2, 1 µA

±500, 200, 100, 50, 20 nA

±10, 5, 2, 1 µA

±500, 200, 100, 50, 20, 10, 5, 2, 1 nA

±500, 200, 100, 50, 20, 10, 5, 2, 1 pA

±10, 5, 2, 1 mA

±500, 200, 100, 50, 20, 10, 5, 2, 1 µA

±500, 200, 100, 50, 20, 10, 5, 2, 1 nA

±500, 200, 100, 50, 20, 10 pA

±100, 50, 20, 10, 5, 2, 1 mA

±500, 200, 100, 50, 20, 10, 5, 2, 1 µA

±500, 200, 100, 50, 20 nA

Electrochemistry Techniques

CV, LSV, DPV, SWV, NPV, RPV, LSSV, DPSV, SWSV, NPSV, MPV, DPA, CPE, DNPV, DPV CNA, CNC, CNP, CPE, CCE, electrosynthesis, RDE*, QCM*

CV, LSV, DPV, SWV, NPV, RPV, LSSV, DPSV, SWSV, NPSV, MPV, DPA, CPE, DNPV, DPV CNA, CNC, CNP, CPE, CCE, electrosynthesis, RDE*, QCM*

CV, LSV, DPV, SWV, NPV, RPV, LSSV, DPSV, SWSV, NPSV, MPV, DPA, CPE, DNPV, DPV CNA, CNC, CNP, CPE, CCE, electrosynthesis, RDE*, QCM*

CNA, CNC, CNP, CPE, CCE, electrosynthesis, RDE*, QCM*

CV and LSV with Chart software

EIS Electrochemical Impedance Spectroscopy

CV, LSV, DPV, SWV, NPV, RPV, LSSV, DPSV, SWSV, NPSV, MPV, DPA, CPE, DNPV, DPV CNA, CNC, CNP, CPE, CCE, electrosynthesis, RDE*, QCM*

Typical Applications
  • Compound characterization
  • Electrolysis
  • Analytical chemistry
  • Kinetics
  • Sensors
  • Compound characterization
  • Electrolysis
  • Analytical chemistry
  • Kinetics
  • Sensors
  • Carbon fiber and ultramicroelectrodes
  • In vivo monitoring of dopamine
  • Ionic transport across membranes or immiscible interfaces
  • Monitor dissolved oxygen, nitric oxide, etc.
  • Surface corrosion
  • Membrane structure and permeability
  • Self-assembled monolayers (SAMs)
  • Sensors
  • Epitaxial layers
  • Interfacial ion transport
  • Battery and fuel cell
  • Biocompatible surfaces

Acronyms for Electrochemistry Techniques

CV cyclic voltammetry; LSV linear sweep voltammetry; DPV differential pulse voltammetry; SWV square wave voltammetry; NPV normal pulse voltammetry; RPV reverse pulse voltammetry; LSSV linear sweep stripping voltammetry; DPSV differential pulse stripping voltammetry; SWSV square wave stripping voltammetry; NPSV normal pulse stripping voltammetry; MPV multipulse voltammetry; DPA differential pulse amperometry and double pulse amperometry; CPE constant potential electrolysis, DNPV differential normal pulse amperometry; DPV double pulse voltammetry;

CNA chronoamperometry; CNC chronocoulometry; CNP chronopotentiometry; CPE controlled potential electrolysis; CCE controlled current electrolysis; RDE rotating disk electrode*; QCM quartz crystal microbalance*

RDE and QCM require additional third party equipment*