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.
Status: WithdrawnPublication date: 1989-12
Edition: 1Number of pages: 3
Technical Committee: ISO/TC 34/SC 7 Spices, culinary herbs and condiments
- ICS :
- 67.220.10 Spices and condiments
ISO 7541:1989Stage: 95.99
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