Description
SPECIFICATIONS
EC 1.11.1.7
Product name: Donor:hydrogen-peroxidase oxidoreductase
Appearance: Reddish brown amorphous powder lyophilized
Activity: Grade III, 180 Purpurogallin U/mg-solid or more (RZ≥ 2.0, salt free)
Stability: Stable at －20℃ for at least 12 months
Molecular weight: approx. 40,000
Structure: Glycoprotein with one mole of protohaemin Ⅸ
Inhibitors: Cyanide, sulfide, fluoride, azide
Optimum pH: 6.0－7.0
Optimum temperature: 45 ℃
pH Stability: pH 5.0－10.0 (25 ℃, 20hr)
Thermal stability: below 50 ℃ (pH 6.0, 10min)