CPRG, Na Red solid. HYGROSCOPIC. Substrate for spectrophotometric determination of b-galactosidase activity. Exhibits about ten-fold greater sensitivity for b-galactosidase than o-NPG (Cat. No. 48712). Purity: ≥98% by HPLC. Contaminants: chlorophenolred: <0.1%. Ref.: Eustice, D.C., et al. 1991. Biotechniques 11, 739. R: 36/37/38; S: 26-36 |