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).
Diammonium phosphate (DAP) (chemical formula (NH4)2HPO4, IUPAC name diammonium hydrogen phosphate) is one of a series of water-soluble ammonium phosphate salts that can be produced when ammonia reacts with phosphoric acid.