L-GLUTAMINE
L-GLUTAMINE For Biochemistry
Pyrogen free for bacteriology and tissue culture.
Used as a substrate in determination of glutamyl transferase.
Used as a substrate in determination of glutamyl transferase.
Short Name: L-GLUTAMINE
Synonym: S)-2,5-Diamino-5-oxopentanoic acid, L-Glutamic acid 5-amide
Basic Details
Article No.
LG2298
Grade
For Biochemistry
Purity
99%
CAS No.
56-85-9
HS Code
2924.1900
Shelf Life
60 Months
Packings Avialable
Physical Properties
Physical state at 20 °C
Solid
Colour
White powder
Odour
Odorless
pH value
5 - 6 at 14.6 g/l at 25 °C
Melting point/ Freezing point [°C]
185 °C
Solubility in water [% weight]
14.6 g/l at 20 °C - completely soluble
Partition coefficient Log Pow octanol /water at 20°C
-4.069
Chemical Specifications
Appearance
A white powder
Assay (by HClO4 titration)
Min 99%
Specific optical rotation ([α]20/D)
6.3 – 7.3° (4% in water, at 20°C)
Heavy metal (as Pb)
Max 0.001%
Ammonium (NH4)
Max 0.1%
Foreign amino acids
Max 0.3%
Other ninhydrin positive substances (as glycine)
Max 0.1%
Safety Information & Hazard Symbols