FTIR - Failure Analysis

FTIR Spectrum of Control Sample of Flux

FTIR Spectrum of White Residue on the PCB
Fourier Transform Infrared Spectroscopy (FTIR) is used to identify organic materials or contamination such as residues, particles, liquids, solvents, powders, adhesives, lubricants, etc.

The analysis on the left shows the presence of flux residue on a Printed Circuit Board.
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