Compact VA instruments

Potentiostat

• Max. voltage output: ±5 V
• Max. current output: ±80 mA
• Sweep rate: <1 mV/s...35 V/s at 10 mV resolution

Current measuring techniques

• DC, DP, SqW, AC1, AC2, NP, CV, PSA, CC-PSA, CVS, CPVS

Working electrode

• Multi-Mode Electrode (MME), can be operated as DME, SMDE, or HMDE
• Rotating disk electrodes (RDE)of GC, «Ultra Trace» graphite, Pt, Ag, Au

Reference electrode

• Ag/AgCl/KCl 3 mol/L

Auxiliary electrode

• PtGlassy Carbon (GC) as option

Stirrer

• PTFE, 200 to 3000 min^-1

Interface

• Integrated USB interface
• MSB interfaces for connection of up to 3 Dosinos or Dosimats
• Remote interface for the control of peripheral devices

Software

• 797 VA Computrace software 1.2

Data evaluation

• Peak height (whole peak, front half of peak, rear half of peak)
• Peak area
• Charge
• First derivative

Base line types

• Linear
• Polynomial
• Exponential
• Horizontal

Concentration determination

• Standard addition
• Calibration curve technique (linear or non-linear regression)
• Dilution Titration (DT)
• Linear Approximation Technique (LAT)
• Modified Linear Approximation Technique (MLAT)
• Response Curve Technique (RC)

Height with fully raised cover: 630 mm