Concentration determination apparatus and concentration determination method for detecting an absorbance of living body tissue based on a light intensity and measuring a concentration of a measured component contained in living body tissue
A concentration determination apparatus in accordance with exemplary embodiments has a storage body and a temperature control plate. The concentration determination apparatus may also have a first and second input light guide and a first and second light receiving light guide, and an operational unit that contains an absorbance calculation device for calculating an absorbance of liquid and living body tissue and a concentration calculation device for comparing the absorbance of the liquid and the living body tissue.