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

- Synonyms: 2-Amino-5-guanidinovaleric acidr- C6H14N4O2r- M = 174,20 g/molr- CAS [74-79-3]r- EINECS-No.: 200-811-1r- Solub. in water: (20 ºC): 148,7 g/lr- Melting point: 216 - 218 ºC (decomposes)r- LD 50 (oral, rat): > 5110 mg/kgr- GHS-signal word: Warningr- GHS-H sentences: H319r- GHS-P sentences: P280 - P264 - P305+P351+P338 - P337+P313r- Tariff number: 2925 29 00 90r- Applications: for pharmaceutical use, in food industry, in pharma industry.rrSPECIFICATIONSrassay (titr. with HClO4, referred to dried sample): 98,5 - 101,5 %rassay (acidimetric, referred to dried sample): 98,5 - 101,0 %rIdentification IR: passes testrIdentification TLC: passes testridentification B (EP): passes testrIdentification E (EP): passes testrappearance of solution: passes testrspecific rotation ([a]25°/D; c=8, HCl 6N): + 26,3 º - + 27,7 ºrspecific rotation ([a]20/D, c = 8, HCl 250g/l on dried substance): + 25,5 º - + 28,5 °rchlorides (Cl): max. 200 ppmrsulfates (SO4): max. 300 ppmrammonium (NH4): max. 0,02 % riron (Fe): max. 10 ppmrrindividual: max. 0,2 %rtotal: max. 0,5 % rrindividual: max. 0,5 % rtotal: max. 2,0 %rresidue on ignition: max. 0,1 %rloss on drying (105 ºC): max. 0,5 % r