FIELD: chemistry.
SUBSTANCE: invention relates to a chromatographic method of purifying an insulin analogue selected from aspartate, lispro and glargine, atosiban or eptifibatide, from a mixture containing at least one parent admixture.
EFFECT: method employs agents for forming ionic pairs in OF-preparative linear chromatography, which enables to achieve high degree of purity of the end product.
7 cl, 10 ex
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