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682151 Sigma-AldrichXanthine Oxidase, Buttermilk

Native xanthine oxidase from buttermilk. Complex metalloprotein that catalyzes oxidative hydroxylation of a variety of aromatic heterocycles and simple aldehydes. Catalyzes the oxidation of xanthine t

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Xanthine Oxidase, Buttermilk MSDS (material safety data sheet) or SDS, CoA and CoQ, dossiers, brochures and other available documents.

SDS
CoA
References
Data Sheet

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Overview

Pricing & Availability

Catalogue Number	Availability	Packaging	Qty/Pack	Price	Quantity
682151-10U	Retrieving availability... — Fulfillment and delivery delayed In Stock Discontinued Limited Quantities Available Availability to be confirmed Login to See Inventory In Stock Fulfillment and delivery delayed In Stock Remaining : Will advise Remaining : Will advise Will advise Contact Customer Service Contact Customer Service Contact Customer Service Contact Customer Service	Glass bottle	10 u	Retrieving price... Price could not be retrieved Minimum Quantity is a multiple of Maximum Quantity is Upon Order Completion More Information You Saved () — Request Pricing Login to See Your Pricing	Check Availability —	Add To Favorites Add To Favorites Added To My Favorites
682151-50U	Retrieving availability... — Fulfillment and delivery delayed In Stock Discontinued Limited Quantities Available Availability to be confirmed Login to See Inventory In Stock Fulfillment and delivery delayed In Stock Remaining : Will advise Remaining : Will advise Will advise Contact Customer Service Contact Customer Service Contact Customer Service Contact Customer Service	Glass bottle	50 u	Retrieving price... Price could not be retrieved Minimum Quantity is a multiple of Maximum Quantity is Upon Order Completion More Information You Saved () — Request Pricing Login to See Your Pricing	Check Availability —	Add To Favorites Add To Favorites Added To My Favorites

Description
Overview	Native xanthine oxidase from buttermilk. Complex metalloprotein that catalyzes oxidative hydroxylation of a variety of aromatic heterocycles and simple aldehydes. Catalyzes the oxidation of xanthine to uric acid.
Catalogue Number	682151
Brand Family	Calbiochem®

References
References	McWhirter, R.B. and Hille, R. 1991. J. Biol. Chem. 266, 23724.

Product Information
CAS number	9002-17-9
Unit of Definition	One unit is defined as the amount of enzyme that will convert 1.0 µmol of xanthine to uric acid per min at 25°C, pH 7.5.
EC number	1.1.3.22
Form	Liquid
Formulation	Crystalline suspension in 60% ammonium sulfate.
PI	5.3 - 5.4
Quality Level	MQ100

Biological Information
Specific Activity	≥0.5 unit/mg protein
Concentration Label	Please refer to vial label for lot-specific concentration

Physicochemical Information
Contaminants	lactoperoxidase: none

Safety Information according to GHS
RTECS	RQ8455000

Storage and Shipping Information
Ship Code	Blue Ice Only
Toxicity	Standard Handling
Storage	+2°C to +8°C
Do not freeze	Yes
Canadian export regulations	Due to the country and/or U.S. state of origin of the animal material used in this product, this product may not be exported to Canada.

Global Trade Item Number
Catalogue Number	GTIN
682151-10U	04055977225310
682151-50U	04055977225327

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