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Pulsed Voltammetric Techniques

Pulsed Voltammetric Techniques. Typical Set up for Polarography. DC Polarography. Sample-and-Hold or Tast (sampled-current) Voltammetry. Normal Pulse (NPV) vs. Tast Voltammetry. Differential Pulse (DPV) vs. Normal Pulse Voltammetry. NPV. DPV.

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Pulsed Voltammetric Techniques

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  1. Pulsed Voltammetric Techniques Typical Set up for Polarography

  2. DC Polarography

  3. Sample-and-Hold or Tast (sampled-current) Voltammetry

  4. Normal Pulse (NPV) vs. Tast Voltammetry

  5. Differential Pulse (DPV) vs. Normal Pulse Voltammetry NPV DPV

  6. Comparison of Excitation Waveforms for Pulsed Voltammetries NPV DPV Osteryoung Square Wave Voltammetry

  7. Osteryoung Square Wave Voltammetry

  8. Osteryoung Square Wave Voltammetry

  9. Stripping Analysis Coupled to DPV - DPASV ip = 0.138 Qmetal/tpulse-width ~50-nm thick Hg film on Glassy Carbon (vitreous) electrode by electrodeposition from acidic Hg2+ DPV Deposit M0 Figure 19.3 in H&K LODs of 0.005 ppm

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