beta-Galactosidase from bovine liver, Grade III, lyophilized powder, >=0.15 units/mg protein

Stock Code: 3579490
Manufacturer Part No: G1875-25UN
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£669.96 (exc VAT) per EACH
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Application


?-galactosidase was used in the production of a stabilized, single reagent for alcohol analysis.


Biochem/physiol Actions


β-galactosidase cleaves lactose into its monosaccharide components, glucose and galactose. It also catalyses the transglycosylation of glucose into allolactose, the inducer of β-galactosidase, in a feedback loop.


Packaging


10, 25, 50 units in poly bottle


Unit Definition


One unit will hydrolyze 1.0 µmole of o-nitrophenyl β-D-galactoside to o-nitrophenol and D-galactose per min at pH 7.3 at 37 °C.

Quality Level200
ManufacturerSIGMA-ALDRICH
CompositionProtein, ≥40%
Storage Temp.−20°C
Formlyophilized powder

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