PromoFluor Free Carboxylic Acids
Free carboxylic acid, non-activated forms of PromoFluor Dyes.
The Carboxylic (Free) Acids are non-activated forms of our PromoFluor Dyes for use as controls and calibration factors in fluorescence imaging applications (e.g. for calculating background noise). These non-activated fluorescent dyes contain the native carboxyl group of the standard dye molecule.