Description_x000D_ Packaging_x000D_ 2 mL in glass bottle_x000D_ Application_x000D_ New Technical Article Comparing Performance of Different Enzymes_x000D_ Learn more_x000D_ about recent application data generated by Sigma R&D to optimize hydrolysis for different drug classes using enzymes from different sources and the use of a chromatographicaly purified enzyme to reduce the effect of esterase activity resulting in conversion of 6-MAM to Morphine_x000D_ Biochem/physiol Actions_x000D_ Used for the hydrolysis of glucuronide conjugates in urinary metabolite analysis_x000D_ Quality_x000D_ Many β-glucuronidases derived from mollusks also contain sulfatase activity._x000D_ Unit Definition_x000D_ One Sigma or modified Fishman unit will liberate 1.0 μg of phenolphthalein from phenolphthalein glucuronide per hr at 37 °C at pH 5.0 (30 min assay)._x000D_ Sulfatase Unit Definition: One unit of sulfatase will hydrolyze 1.0 μmole p-nitrocatechol sulfate per hr at pH 5.0 at 37 °C._x000D_ Physical form_x000D_ Aqueous solution in ~1.0 M ammonium sulfate with 3 mM sodium azide as preservative.