Catalase  过氧化氢酶（牛肝）

PB10145 newprobe 1g 280.00

PB10145-1 Sigma原 C9322 1g 453.00

PB10145-2 Sigma原 C9322 10g 1610.00

产品说明 From Bovine Liver 2000-5000u/mg Protein   保存：-20℃

Catalase过氧化氢酶（牛肝）

Synonym    H₂O₂:H₂O₂ oxidoreductase

CAS Number    9001-05-2

Enzyme Commission (EC) Number   1.11.1.6

EG/EC Number    2325771

MDL number   MFCD00081483 

Descriptions
Analysis Note    Protein determined by biuret

Biochem/physiol Actions  

Activates the decomposition of hydrogen peroxide, Natural antioxidant used to study roles of reactive oxygen species in gene expression and apoptosis.

Caution    Freezing of solutions is not recommended.

Unit Definition  

One unit will decompose 1.0 μmole of H₂O₂ per min at pH 7.0 at 25 °C, while the H₂O₂ concentration falls from 10.3 to 9.2 mM, measured by the rate of decrease of A₂₄₀.

Properties

form    lyophilized powder

mol wt   tetramer mol wt ~250 kDa

isoelectric point    5.4

storage temp.   −20°C

References

Merck   Merck 13,1910

Safety

Safety Statements   22-24/25

WGK Germany   1

RTECS   FI4378000

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