One Step CassetteANTI-HCV Test is a rapid direct binding test for the visual detection of hepatitis C antibodies (anti-HCV) in serum as an aid in the diagnosis of hepatitis C infection.One Step ANTI-HCV Test is based on the principle of double antigen sandwich immunoassay for determination of anti-HCV in serum.Purified recombinant antigens are employed to identify anti-HCV specifically.This one step test is very sensitive and only takes about 10-20 minutes.Test results are read visually without any instrument.