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L-Phenylalanine, Pharmpur®, Ph Eur, BP, USP

- Synonyms: a-Amino-b-phenyl propionic acidr- C9H11NO2r- M = 165,19 g/molr- CAS [63-91-2]r- EINECS-No.: 200-568-1r- Solub. in water: (20 ºC): 27 g/lr- Melting point: 275 - 283 ºC (decomposes)r- Tariff number: 2922 49 95 90r- Applications: in biochemistry, cosmetics, for pharmaceutical use, in pharma industry.rrSPECIFICATIONSrassay (titration with HClO4, on dried sample) : 98,5 - 101,0 %rIdentification IR: passes testrIdentification TLC: passes testrIdentification D (EP): passes testrappearance of solution: passes testrpH (1 %, H2O): 5,4 - 6,0rrchlorides (Cl): max. 200 ppmrsulfates (SO4): max. 300 ppmrammonium (NH4): max. 0,02 %: riron (Fe): max. 10 ppmrrany ninhydrin-positive substances: max. 0,2 %rtotal : max. 0,5 % rrany individual impurity: max. 0,5 % rtotal : max. 2,0 %rresidue on ignition: max. 0,1 %rloss on drying (105 ºC): max. 0,5 % r