The assay is a colorimetric assay in which a spectrophotometer can measure the amount of protein in samples by detecting a colored complex formed by the interaction of protein molecules and molecules of an added dye.
Assay inggih punika assay kolorimetri rikala spektrofotometer prasida kaukur akéh protein ring tengah sampel antuk nyelehin kompleks mawarna sané kawentuk olih interaksi molekul protein miwah molekul pawarna sané  kadagingin.