Rosemary extract

Recommended Method

as of:

- Commission Implementing Regulation (EU) 2024/1068

For the quantification of carnosic acid and carnosol in the feed additive:

• High Performance Liquid Chromatography with spectrophotometric detection (HPLC-UV)

For the quantification of carnosic acid in compound feed: 

• Gas chromatography with flame ionisation detection (GC-FID)