SigmaMAb K4 (MSQC14) was designed to be a calibrator for the study of IgG4 therapeutic monoclonal antibodies using mass spectrometry. A heavy labeled version is available as SILu(TM)Mab K4 (MSQC7).
Synonyms: IgG4 monoclonal; light IgG4 mass spectrometry calibrator
Purity: >=90% (SDS-PAGE)
Storage: -20C
Legal Information: SILu is a trademark of Sigma-Aldrich Co. LLC