paranitrophenyl acetate

Bernard Dumas dumas at
Thu Feb 6 10:46:46 EST 1997

hello everybody

when paranitrophenyl acetate disolved in ethanol is diluted in phosphate=20
buffer (ph 7.0) with concentration ranging 50 to 200 mmole.litre-1 this one=
becomes instable i.e the od increases, at room temperature or at 4=B0c,=20
protected or not of light
 how can i stabilize pnpa in buffer at this ph ?
 thank you in advance


More information about the Methods mailing list