help need of extinction coef of p nitrophenyl

philippe giammarinaro philippe.giammarinaro at
Mon Dec 18 17:27:51 EST 2000

I m using p-nitrophenyl
alpha-d-glucopyranoside to quantify the
activity of
alpha glucosidase i have in my samples, but i
miss an important data: What
is the millimolar extinction coefficient of
p-nitrophenyl at 410nm et at
37o C and pH 6.6?
Thank in adavance for your respons.
Philippe Giammarinaro

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