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L-Glutamine |
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Molecular Formula: C5H10N2O3
Molecular Weight: 146.15
Cas NO: [ 56-85-9 ]
Characteristics: White crystals or crystalline powder, odorless, slightly sweet taste.
Quality Standards: USP25, FCC4, etc.
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Specification Sheet
( USP25 ) |
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Expiry Period : 2 years
Packaging: 25kg / drum |
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Items |
Specifications |
Appearance |
White crystalline powder |
Identification |
Infrared absorption spectrum |
Specific Rotation , ° |
+6.3 ~ +7.3 |
Assay ,% |
98.5 ~ 101.5 |
Loss on drying,% |
≤0.30 |
Heavy metals ( as Pb ) , ppm |
≤15 |
Transmittance,% |
≥98.0 |
Chloride(Cl) ,% |
≤0.05 |
Sulfate(SO42-),% |
≤0.03 |
Iron(Fe) , ppm |
≤30 |
Residue on Ignition(Sulfated),% |
≤0.30 |
Chromatographic Purity |
Meets the requirements |
Organic Volatile Impurities |
Meets the requirements |
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