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L-Glutamine
L-Glutamine

L-Glutamine FCC/USP grade

L-Glutamine USP grade

ItemSpecificationResult

 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%

Conclusion: Conforms

L-Glutamine FCC grade 

ItemLimitResult
 Appearance

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:

Qualified

L-Glutamine

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