220588

Chlorophenolred-β-D-galactopyranoside, Sodium Salt

≥98% (HPLC), solid

• Synonym(s): Chlorophenolred-β-D-galactopyranoside, Sodium Salt, CPRG, Na
• Empirical Formula (Hill Notation): C₂₅H₂₁Cl₂O₁₀S · Na
• Molecular Weight: 607.39
• UNSPSC Code: 41116133
• NACRES: NA.32

Properties

• product name: Chlorophenolred-β-D-galactopyranoside, Sodium Salt,
• Assay: ≥98% (HPLC)
• Quality Level: 100
• form: solid
• manufacturer/tradename: Calbiochem^®
• storage condition: OK to freeze; desiccated (hygroscopic)
• impurities: <0.1% chlorophenolred
• color: orange-red to red
• solubility: water: 20 mg/mL
• shipped in: ambient
• storage temp.: −20°C

Description

General description

Substrate for spectrophotometric determination of β-galactosidase activity. Exhibits about ten-fold greater sensitivity for β-galactosidase than o-NPG (Cat. No. 48712).

Substrate for the spectrophotometric determination of β-galactosidase activity. Exhibits ten-fold greater sensitivity for β-galactosidase than o-NPG (Cat. No. 48712).

Warning

Toxicity: Irritant (B)

Reconstitution

Following reconstitution, store in the refrigerator (4°C). Stock solutions are stable for up to 1 week at 4°C.

Other Notes

Eustice, D.C., et al. 1991. Biotechniques 11, 739.

Legal Information

CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany

Safety Information

• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 1
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable