Abstract / scope
The method consists in extracting of the natural colouring matter content with acetone, measuring of the absorbance of the solution obtained using a spectrometer at a wavelength of 460 nm.
ISO 7541:1989Withdrawn
Ground (powdered) paprika — Determination of total natural colouring matter content
Epices — Paprika en poudre — Détermination de la teneur en matières colorantes naturelles
This edition has been replaced by ISO 7541:2020.