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Cholesterol Oxidase

from Streptomyces species, lyophilizate

For further processing only.

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Order information
Cholesterol Oxidase material number and pack size:
Material Number Pack Size
10634522103 custom fill
Will be supplied as "Cholesterol Oxidase, Streptomyces species". Unit of measure is "kU".
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Overview
Oxidoreductase that catalyzes the interconversion of cholesterol to cholest-4-en-3-one.
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Application
Use Cholesterol Oxidase in diagnostic tests for the determination of cholesterol in combination with Cholesterol Esterase, Catalog Nos. 10 129 046 103, 10 262 609 103, 11 015 923 103, 11 520 857 103 or 11 641 735 103.
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Specification
Appearance: Yellow lyophilizate
Solubility: Clear, yellow solution in water (c=20 mg/mL)
pH value (c=20 mg/mL): 7.0-8.0
Activity (+25°C, cholesterol): ≥3.0 to 4.6 U/mg lyophilizate
Specific activity: ≥40.0 U/mg protein
Protein (Biuret): No limit
Contaminants (expressed as percentage of Cholesterol Oxidase activity):
Glucose oxidase: ≤0.01
Catalase: ≤1.00
Uricase: ≤0.01
Stability: At -15 to -25°C within specification range for 12 months. Store dry.