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Retention Time Changes

What happens when the same method gives different retention times on different instruments?

Keywords: retention time changes, system to system differences, gradient step-test, mixing errors, mixer calibration, pre-mixed mobile phase, mobile phase problem, erratum

LCGC 30(4) 312-318

Justin Chow and John W. Dolan

Erratum: (appreared in 30(6)) Equation 4 has a typographical error. It should read:
  Vm = 0.5 x 10^-3 x L x dc^2