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. Author manuscript; available in PMC: 2020 Dec 1.
Published in final edited form as: J Am Soc Mass Spectrom. 2019 Jul 8;30(12):2491–2501. doi: 10.1007/s13361-019-02230-6

Table 2.

ERLIC eluting buffer composition

Fraction Organic phase Ion pairing regent pH Salt
1 50% ACN 0.1% FA 3
2 - 0.1% FA 3
3 - 0.1% TFA 2
4 - - 2 300mM KH2PO4