β-Galactosidase from Escherichia coli aqueous glycerol suspension, 600-1,200 units/mg protein (biuret) Sigma G4155
Other Notes Loss of enzymatic activity can occur if this enzyme is frozen. This enzyme is provided in a 50% glycerol solution and will not freeze if stored at -20° Celsius. It is not recommended that this enzyme ..
β-Galactosidase from Escherichia coli for enzyme immunoassay, lyophilized, powder, ~140 U/mg Sigma 48275
Application Aqueous solution may be used directly for derivatization without previous dialysis or gel permeation chromatography. Other Notes ..
β-Galactosidase from Escherichia coli For use as a marker in SDS-PAGE Sigma G8511
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. Biochem/physiol Ac..
β-Galactosidase from Escherichia coli Grade VI, lyophilized powder, 250-600 units/mg protein Sigma G6008
Packaging 1000, 5000 units in glass bottle 10000 units in poly bottle Unit Definition ..
β-Galactosidase from Escherichia coli Grade VIII, lyophilized powder, ≥500 units/mg protein Sigma G5635
Packaging 1000, 3000, 5000, 15000 units in serum bottle Unit Definition One unit will hydrolyze 1.0 μmole of o-nitrophenyl ..
β-Galactosidase from Escherichia coli lyophilized powder, ≥500 units/mg protein Sigma G3153
Packaging Package size based on protein content Unit Definition One unit will hydrolyze 1.0 μmole of o-nitrophenyl β-D..
β-Galactosidase from Kluyveromyces lactis ≥2600 units/g Sigma G3665
General description A β-galactosidase preparation produced by submerged fermentation of a selected strain of the yeast Kluyveromyces lactis. Legal Information ..
β-Galactosidase from bovine liver Grade III, lyophilized powder, ≥0.15 units/mg protein Sigma G1875
Packaging 10, 25, 50 units in poly bottle Unit Definition One unit will hydrolyze 1.0 μmole of o-nitrophenyl β-D-galac..
β-Galactosidase from bovine testes ammonium sulfate suspension, 1.0-3.0 units/mg protein (modified Warburg-Christian) Sigma G4142
Unit Definition One unit will hydrolyze 1.0 μmole of p-nitrophenyl β-D-galactopyranoside to p-nitrophenol and D-galactopyranose per min at pH 4.4 at 25 °C. Physic..
β-Galactosidase-biotin labeled from Escherichia coli lyophilized powder, 350-1200 units/mg protein Sigma G5025
Packaging Package size based on protein content Preparation Note Biotinylated using biotin–maleimide (B 1267) which ..
β-Gentiobiose ≥85% (remainder primarily α-anomer) Sigma G3000
Application Gentiobiose was used in binding aβays to determine if coelomic cytolytic factor 1 (CCF-1) binds to β-1,3-glucans to stimulate the pro-PO-activating system. 1 ..
β-Glucanase 1, thermostable recombinant, expressed in E. coli, ≥90% (SDS-PAGE) Sigma G8548
Packaging 2 mg in glass bottle Unit Definition One unit will produce 1 μmole of reducing sugar (measured as glucose) from B..
β-Glucanase 2, thermostable recombinant, expressed in E. coli, ≥90% (SDS-PAGE) Sigma G8673
Unit Definition One unit will produce 1 μmole of reducing sugar (measured as glucose) from Beta-glucan per minute at pH 5.8 at 70 °C. Physical form ..
β-Glucanase from Aspergillus niger powder, dark-brown, ~1 U/mg Sigma 49101
Biochem/physiol Actions β-glucanases degrade β-1,4-glucans of cellulose, xyloglucan and β-1,4-xylan.1,2 General description ..
β-Glucosidase Activity Assay Kit sufficient for 100 colorimetric tests Sigma MAK129
Features and Benefits Compatible with high-throughput handling systems. General description β-Glucosidase hydrolyzes carboh..