N(2)l-alanyl-l-glutamine

We are instrumental in providing to our valuable customers excellent quality N(2)L-Alanyl-L-Glutamine which is available with following specification:-
Product: N(2)-L-Alanyl-L-Glutamine
Ala-Gln; L-Alanyl-L-Glutamine
Lot: 20111006
Code: 102626
CAS-No:[39537-23-0]
Mol. Formula: C8H15N3O4
Mol. Weight: 217.2
Packing: 20 Kg / Drum


Assay (Dry basis) : a Y99.0%
Specific Rotation : +9.0~+11.0A
pH : 5.0~6.0
Clarity : 1
Loss on Drying : a 1.0%
Residue on Ignition : <0.10%
Chloride : a 0.02%
Ammonium : a 0.03%
Heavy Metals(as Pb) : a 0.001%
Cyclol (L-Alanyl-L-Glutamine) : a 0.5%
L-Pyroglutamyl : a 0.5%
L-Pyroglutamic acid : a 0.25%
N(2)-D-Alanyl-L-Glutamine : a 0.15%
L-Alanyl-L-Glutamic acid : a 0.5%
Else unknown impurity peak area : a 0.5%
Appearance : White or off-white powder