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nir-ftir (1)

Black pepper is the most used spice globally, and hence vulnerable to adulteration by cheaper bulking agents. Researchers in N. Ireland have published a feasibility study using NIR and FTIR (Near and Fourier Transform Infra-Red) Spectroscopy with chemometrics to screen ground black pepper for non-spice black pepper materials (husk, pinheads and defatted spent materials), as well as foreign plant material (papaya seeds and chili). Good separation performance between black pepper and adulterated samples could be shown.

  Read the abstract here

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