3d image of phenol red skeletal formula

phenol red phenolsulfonphthalein psp indicator cell biology pigment paint colorant synthetic dye dyestuffs stain zwitterion x-ray crystallography bromothymol blue thymol bromocresol purple thymolphthalein phenolphthalein test kidney urine cultures tissues tissue culture spectrophotometric fluorescent estrogen mimic molecule molecular formula skeletal structural structure substance matter material compound component agent reagent functional group precursor synthesis reaction production 3d