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Sigma Aldrich Fine Chemicals Biosciences MS RT Calibration Mix Prot
Supplier: Sigma Aldrich Fine Chemicals Biosciences MSRT15X1VL
MSRT1 is an injection-ready standard and can serve for quick tests of LC-MS platform performance comparison of LC gradients and columns monitoring column and system changes. MSRT1 can be used to predict retention times of peptides across LC-MS platforms. MSRT1 is also applicable to multiple reaction monitoring / selected reaction monitoring (MRM / SRM) analysis. ComponentsEach vial contains various amounts of 14 isotopically labeled synthetic peptides dried via vacuum centrifugation. Each peptide is labeled with either a [13C6 15N2] Lysine (8 Da) a [13C6 15N4] Arginine (10 Da) or a [13C6 15N] Leucine (7 Da).
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