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Table 1 K values as different solvent conditions to separate active compounds in IOEA

From: A single-step isolation of useful antioxidant compounds from Ishige okamurae by using centrifugal partition chromatography

Solvent condition

DPHC

OPA

n-Hex:EtOAc:MeOH:water

1:9:1:9

10.42

6.46

n-Hex:EtOAc:MeOH:water

0.5:10:4:6

1.62

2.71

n-Hex:EtOAc:MeOH:water

0.5:10:5:5

0.97

0.99