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Determination of low-level ink photoinitiator residues in packaged milk by solid-phase extraction and LC-ESI/MS/MS using triple-quadrupole mass analyzer

โœ Scribed by Dong-xu Shen; Hong-zhen Lian; Tao Ding; Jin-zhong Xu; Chong-yu Shen

Publisher
Springer
Year
2009
Tongue
English
Weight
448 KB
Volume
395
Category
Article
ISSN
1618-2650

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## Abstract A simple confirmatory method for the determination of spiramycin and its metabolite neospiramycin in raw milk using LC ESI MS/MS is presented. Macrolide residues in raw milk were extracted by ACN, and sample extracts were further cleaned up and concentrated using SPE cartridges. Both sp