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Glycine, Pharmpur®, Ph Eur, BP, USP

- Synonyms: Aminoacetic acid, Glycocoll
- C2H5NO2
- M = 75,07 g/mol
- CAS [56-40-6]
- EINECS-No.: 200-272-2
- Solub. in water: (20 ºC): 225 g/l
- Melting point: 232 - 236 ºC (decomposes)
- LD 50 (oral, rat): 7930 mg/kg
- Tariff number: 2922 49 85 00
- Applications: analytical chemistry, in buffer solutions (for electrophoresis), for pharmaceutical use, in food industry.

SPECIFICATIONS
assay (titration with HClO4, on dried sample) : 98,5 - 101,0 %
Identification IR: passes test
Identification TLC: passes test
Identification C (EP): passes test
appearance of solution: passes test
pH (5 %, H2O): 5,9 - 6,4
hydrolyzable substances: passes test
chlorides (Cl): max. 70 ppm
sulfates (SO4): max. 65 ppm
ammonium : max. 0,02 %

any ninhydrin-positive substances: max. 0,10 %
total: max. 0,10 %

glycine anhydride: max. 0,10 %
diglycine: max. 0,10 %
triglycine: max. 0,10 %
unspecified impurities: max. 0,10 %
total: max. 0,2 %
reporting threshold: max. 0,05 %

glycine anhydride: max. 0,1 %
iminodiacetic acid: max. 0,1 %
diglycine: max. 0,1 %
triglycine: max. 0,1 %
hexamethylentetramine: max. 0,1 %
total impurities: max. 0,1 %
residue on ignition: max. 0,1 %
loss on drying (105 °C, 2 h): max. 0,2 %