Carboxyumbelliferyl β-D-Galactopyranoside (CUG), Water soluble, Fluorescent lacZ <FONT FACE=Symbol>b</FONT>-galactosidase Reagent, 5mg Carboxyumbelliferyl β-D-Galactopyranoside (CUG), Water soluble, Fluorescent lacZ <FONT FACE=Symbol>b</FONT>-galactosidase Reagent, 5mg, Price is in Effect for Quantities of 5 or More 3-Carboxyumbelliferyl-D-galactopyranoside