4-Hydroxybenzoate + NADPH + H + + O2 = 3, 4-Dihydroxybenzoate + NADP+ + H2O
Specific Activity:
IU/mg protein: >50u
Contaminants:
NADPH oxidase: (same/less than)0.01%
Glutathione reductase: (same/less than)0.05%
Cholinesterase: (same/less than) 0.003%
Form:
Lyophilized powder (Contains no ammonium sulfate)
IU per 1ml solution is (same/more than) 400
Application:
Suitable for use as a calibrator or control serum.
Storage and Stability:
May be stored at 4 degrees C for short-term only. For long-term storage, aliquot and store at -20 degrees C. Aliquots are stable for at least 6 months at -20 degrees C. For maximum recovery of product, centrifuge the original vial after thawing and prior to removing the cap. Further dilutions can be made in assay buffer.
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