1. A biochemistry inspector, comprising: an illuminant for generating a light; a sample well for containing a sample, receiving the light and generating an image; a photosensitive unit array for receiving the image and transforming the image into a pixel array; and an image processor for receiving the pixel array, transforming the pixel array into a first color space coordinate matrix, and extracting a second color space coordinate matrix from the first color space coordinate matrix according to a predetermined color space coordinate threshold.