One step Troponin I test is a fast in vitro immunochromatographic test.It is designed for qualitative determination of cardiac troponin(cTnI) in human serum or plasma specimens as an aid in the diagnosis of myocardial infarction.Principle:sample mobilizes gold anti-cTnI conjugate that is coated on the conjugate pad.The mixture moves along the membrane by capillary action and reacts with anti-cTni antobody that is coated on the test region. 1.Highlysensitive and specific. 2.Assays are easy to perform . 3.Qualitative results are read visually without any instrument . 4.No other reagennt is needed. 5.Takes less than 15minutes to be sure.