Figure - PMC

Skip to main content

An official website of the United States government

Here's how you know

Here's how you know

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

View full-text article in PMC

. 2018 Sep 26;8(4):57. doi: 10.3390/metabo8040057

Search in PMC
Search in PubMed
View in NLM Catalog
Add to search

© 2018 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/).

PMC Copyright notice

Extracted ion chromatogram (EIC) of primary mass spectrum (MS1) and m/z features of secondary ion fragments (MS2) derived from LC-MC/MS annotate this peak to be (+)-catechin gallate (MW, 442.37). (a) Chromatogram of FLH 17-66 extracts (2012) recorded at 280 nm absorbance; (b) total ion chromatogram of FLH 17-66 extract (2012); (c) EIC of primary ion 441.0366 [M − H]¯; (d) enhanced charge capacity (ECC) ion product for m/z 441.0366; (e) a MS profile showing an extracted m/z value, 441.0378; and (f) fragments from collision-induced dissociation (CID) of m/z 441.0378 showing m/z 109.0071, 125.0001, 136.9989, 151.0130, 179.0047, 245.0485, and 289.0349 (Table 1).