COA Center



L-ALANINE For Biochemistry

Pyrogen free for bacteriology and tissue culture
(C=5 in HCl 1mol/litre)
L-2-Aminopropionic acid


25 g (00025)

100 g (00100)

1000 g (01000)

1PW1200060 1PW1200200 1PW1201600
Article No. 00820 Grade For Biochemistry
Purity 99% CAS No. 56-41-7
Molecular Formula C3H7NO2 Molecular Weight 89.09
H.S. Code 2922.4990 Shelf Life 60 Months

Physical Properties

Physical state at 20 °C Solid Colour White crystalline
Melting point/ Freezing point [°C] 210°C Density [g/cm3] 1.437
Solubility in water [% weight] Soluble in water


Appearance White Crystalline Powder Assay (by HClO4 titration) Min 99.0%
Heavy metal (as Pb) Max 0.001% Ammonium (NH4) Max 0.01%
Foreign amino acids Max 0.3% Ninhydrine positive substances (as glycine) Max 0.1%
Specific optical rotation ([α]20/D) +14 to +15 deg
Revision Date: 16-Apr-2013

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