When US citizens are abroad and unable to obtain a medallion signature guarantee stamp, with prior notice of the substitution some financial institutions may accept a United States embassy seal in its place.
Phenyl-2-propanone (Compound 1), commonly referred to as P2P, is an intermediate precursor in the manufacture of d,l-amphetamine, d,l-methamphetamine, and other similar phenethylamines (Fig. 1).
Thermo Scientific Pierce PNPP (p-nitrophenyl phosphate) is a colorimetric, soluble substrate of alkaline phosphatase for use in ELISA applications. Features of PNPP (p-nitrophenyl phosphate): â¢ One-component alkaline phosphatase (AP) substrate. â¢ Absorbance maximum of 405nm.