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. Author manuscript; available in PMC: 2016 Jun 1.
Published in final edited form as: Nat Protoc. 2010 Sep 2;5(9):1583–1595. doi: 10.1038/nprot.2010.117

MS sample buffer component Concentration (%)

Acetonitrile 10 (vol/vol)
Formic acid solution 0.8 (wt/wt)