Appearance: white crystalline powder
Specific rotation[a]D20: -14.3~ -15.3°(C=10 in 6N HCl)
Loss on drying: 0.20% max
Chloride(Cl): 0.20% max
Ammonium(NH4): 0.20% max
Sulfate(SO4): 0.20% max
Iron(Fe): 10ppm max
Heavy metals(Pb): 10ppm max
Arsenic: 1 ppm max
Storage: 2 years in seal and shading place
D-Alanine; 338-69-2 is the non-proteinogenic form of alanine which is used in bacterial cell wall biosynthesis. D-Alanine is used to study the specificity and kinetics of alanine racemase.
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