L-Glutamine FCC/USP grade
L-Glutamine USP grade
Appearance
White Crystalline Powder, odorless
Conforms
Specific Rotation [a]D20o
+6.3°~ +7.3°
+7.1°
Identification
Positive
Conforms
Chloride
0.05% Max
Conforms
Sulfate
0.03% Max
Conforms
Iron
0.003% Max
Conforms
Chromatographic purity
Meets the requirements
Conforms
Organic volatile impurities
Meets the requirements
Conforms
Heavy metals
0.0015% Max
Conforms
Loss on Drying
0.3% Max
0.1%
Residue in Ignition
0.3% Max
<0.1%
Assay
98.5%~101.5%
99.1%
L-Glutamine FCC grade
White Crystalline Powder
Conforms
Specific Rotation [a]D20o
+6.3°~ +7.3°
+6.4°
Identification
Positive
Positive
Heavy metals
0.001% Max
<0.001%
Loss on Drying
0.3% Max
0.08%
Residue in Ignition
0.1% Max
0.03%
Assay
98.5%~101.5%
99.2%
Conclusion: