Reaction Equation:
4-Hydroxybenzoate + NADPH + H ⁺ + O₂ = 3, 4-Dihydroxybenzoate + NADP⁺ + H₂O

Specification:
Specific Activity: Specification
IU/mg protein: >50 units

Contaminants:
NADPH oxidase:<0.01%
Glutathione reductase: <0.05%
Cholinesterase: <0.003%

Form:
Lyophilized powder (Contains no ammonium sulfate)
IU per 1 ml solution is > 400 units

Condition for Storage:
below -20^oC