Glucose oxidase, Enzyme Activity (TBP0022)
$78.00 – $312.00
| SKU | Stock | SIZE | Price | Quantity | ||
|---|---|---|---|---|---|---|
| TBP0022-10KU | Yes | 10000 U | $78.00 | |||
| TBP0022-50KU | Yes | 50000U | $312.00 |
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Description
Preparation and Specification
Appearance: Yellowish amorphous powder, lyophilized
Activity: Grade I: 180U/mg-solid or more, Grade Ⅱ: 100U/mg-solid or more (containing approx. 50% of stabilizers)
Contaminant: Catalase, Grade I ≤5.0×10⁻³%, GradeⅡ ≤3.0%
Stabilizers: Potassium gluconate, sodium glutamate
Properties
Stability: Stable at -20°C for at least 3 years
Molecular weight: approx. 153,000
Michaelis constants: 3.3×10⁻²M (ß-D-Glucose), 6.1×10⁻²M (2-Deoxyglucose)
Structure: Glycoprotein with 2 moles of FAD
Inhibitors: p-Chloromercuribenzoate, heavy metal ions (Cu⁺⁺, Hg⁺⁺, Ag⁺)
Optimum pH: 4.5
Optimum temperature: 40-50℃
pH Stability: pH 4.5-6.0 (30℃, 20hr)
Thermal stability: below 50℃ (pH 5.7, 1hr)
Applications
This enzyme is useful for enzymatic determination of glucose, and for amylase-activity assay when coupled with
α-glucosidase (AGH-211, if maltooligosaccharide or modified starch is used as a substrate) in clinical analysis.
Additional information
| SIZE | 10000 U, 50000U |
|---|
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