Περιγραφή
Specifications
Assay (by HClO4 titration) Min 99%
Specific optical rotation ([]20/D; c=4 in 6 M HCl; on dried substance)
pH (1% solution) 5.5 – 7.0
Appearance of solution Passes test
Insoluble matter in HCl 1 mol/L Passes test
Loss on drying (at 105°C) Max 0.2%
Residue on ignition (as SO4) Max 0.1%
Chloride (Cl) Max 0.02%
Sulphate (SO4) Max 0.03%
Iron (Fe) Max 0.001%
Heavy metal (as Pb) Max 0.001%
Ammonium (NH4) Max 0.02%
Foreign amino acids Other ninhydrin positive Max 0.3%
substances (as glycine) Max 0.1%
Specific optical rotation ([]20/D; c=4 in 6 M HCl; on dried substance)
pH (1% solution) 5.5 – 7.0
Appearance of solution Passes test
Insoluble matter in HCl 1 mol/L Passes test
Loss on drying (at 105°C) Max 0.2%
Residue on ignition (as SO4) Max 0.1%
Chloride (Cl) Max 0.02%
Sulphate (SO4) Max 0.03%
Iron (Fe) Max 0.001%
Heavy metal (as Pb) Max 0.001%
Ammonium (NH4) Max 0.02%
Foreign amino acids Other ninhydrin positive Max 0.3%
substances (as glycine) Max 0.1%
Αξιολογήσεις
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