This kit contains 6 individually-packed phosphopeptides at 10 ug each. These phosphopeptides can be used for the characterization of affinity purified phosphorylated peptides in liquid chromatography / mass spectrometry.
Ref: Posewitz, MC. and P. Tempst, Anal. Chem. 71, 2883 (1999); Show, W. et al. J. Am. Soc. Mass Spectrom. 11, 273 (2000); Kim, J. et al. J. Mass Spectrom. 39, 208 (2004); Liu, S. et al. Rapid Commun. Mass Spectrum 19, 2747 (2005).