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  • N-Acetyl-L-cysteine
  • N-Acetyl-L-cysteine
  • N-Acetyl-L-cysteine
  • N-Acetyl-L-cysteine

N-Acetyl-L-cysteine

CAS Number: 616-91-1
EINECS No: 210-498-3
Empirical Formula (Hill Notation): C5H9NO3S
Specification:USP Grade
Package:25Kg/Drum
Drum’s Size:36cm*36cm*52cm
Shelf Time:2 Years

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    Description

    As an amino acid, glycine contributes to cellular growth and health. Glycine is one of the amino acids essential to the body’s synthesis of the antioxidant glutathione. Cells produce glutathione in order to fight free radicals that can otherwise cause oxidative stress and damage cells, proteins, and DNA.

    Tests

    Limits

    Description

    White crystals or crystalline powder

    Idenlification(IR)

    concordant with the reference  spectrum

    Assay

    98.5-101.0%

    Specific rotation[a]D20

    +21.3°~+27.0°

    State of solution

    (Transmittance T430)

    ≥98.0%

    PH

    2.0~2.8

    Chloride(Cl)

    ≤0.04%

    Sulfate(SO4)

    ≤0.02%

    Ammonium(NH4)

    ≤0.02%

    Other amino acids

    Chromatogrphically Not detectable

    Loss on drying

    ≤0.5%

    Organic volatile impurities

    ≤0.1%

    Iron(Fe)

    ≤0.001%

    Heavy metals(Pb)

    ≤0.001%

    Arsenic(As)

    ≤0.0001%

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