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Briefly, samples were loaded at a flow rate of 15 L/min onto a reversed-phase trap column (100 m x 2 cm), Acclaim PepMap media (Dionex), which was maintained at a temperature of 40 C

Okazaki et al., 2005

Competing interests The authors declare no competing interests

Instead, it's part of the ascorbyl glucoside blend, used to help keep it stable and in the ideal pH range prior to being added to a cosmetic formula

PMID 2434712