A yellow crystalline solid used as a dye and as a tissue fixative.
A yellow, crystalline, solid substance which is used as a fixative for tissues being prepared for examination under a microscope; it is also used as a dye.
A yellow crystalline substance that precipitates proteins and explodes when heated or charged. Salts of picric acid are used in the Juffee reaction for determination of serum creatinine. Picric acid is used as a dye and a reagent.