Oxytocin purifying method and measuring method and kit

Abstract

An object of the present invention is to provide a simple purifying method, measuring method, and kit. The present invention is an oxytocin purifying method including treating a sample with an acid or a salt thereof, and treating the sample treated with the acid or the salt thereof with a hydrophobic carrier, and related to the purifying method, measuring method including the purifying method, and kit, in which the acid or the salt thereof is at least one or more acids or salts thereof selected from the group consisting of hydrochloric acid, acetic acid, sulfuric acid, sodium hydrogensulfate, potassium hydrogensulfate, lithium hydrogensulfate, ammonium sulfate, and a mixture thereof, and the hydrophobic carrier is a hydrophobic carrier having at least one or more functional groups on the surface, selected from the group consisting of an alkyl group having 4 to 6 carbon atoms, an alkylene glycol group, and a phenyl group.

Dependencies are inferred from the claim text.