C9322

Sigma

 

Catalase from bovine liver

lyophilized powder, 2,000-5,000 units/mg protein

Synonym:H2O2:H2O2 oxidoreductase
CAS Number:9001-05-2
Enzyme Commission (EC) Number:1.11.1.6   ( BRENDA | IUBMB )
EC Number:232-577-1
MDL number:MFCD00081483

Description

Frequently Asked QuestionsLive Chat and Frequently Asked Questions are available for this Product.
Analysis NoteProtein determined by biuret
Biochem/physiol ActionsActivates the decomposition of hydrogen peroxide, Natural antioxidant used to study roles of reactive oxygen species in gene expression and apoptosis.
CautionFreezing of solutions is not recommended.
Unit DefinitionOne 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

formlyophilized powder
mol wttetramer mol wt ~250 kDa
isoelectric point5.4
EQP levelPremium
storage temp.−20°C

Safety

Personal Protective EquipmentEyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
Safety Statements22-24/25
WGK Germany1
RTECSFI4378000

Related Products

InhibitorA8056, 3-Amino-1,2,4-triazole

References

MerckMerck 13,1910