Chlorophenol red-beta-D-galactopyranoside (CPRG) sodium is an efficient and sensitive chromogenic substrate for beta-galactosidase (HY-P2869), widely used in colorimetric assays. Chlorophenol red-beta-D-galactopyranoside sodium itself appears pale yellow. When it is specifically hydrolyzed by beta-galactosidase, it releases chlorophenol red. The released chlorophenol red turns purple-red under alkaline or neutral pH conditions. This color change from yellow to red can be quantitatively detected at wavelengths of 540-572 nm using visible spectrophotometry[1][2].
Molekulargewicht:
607.38
CAS Nummer:
[99792-50-4]
Formel:
C25H22Cl2NaO10S
Target-Kategorie:
Biochemical Assay Reagents
Anwendungsbeschreibung:
MCE Product type: Biochemical Assay Reagents
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