High purity N-Acetyl-D-Glucosamine

Products Details

N-acetylglucosamine (GlcNAc) is the acetylated derivative of glucosamine (GlcN). It is an important component of proteoglycans, glycoproteins, glycosaminoglycans (GAGs), and other building units found in connective tissue.
Item
Standard
Properties
white or slight yellow powder
Assay %
≥99.0
Residue on Ignition %
≤0.5
Loss on Drying %
≤0.5
Chloride %
≤0, 2
Ferric salt ppm
≤10
Heavy Metals ppm
≤10
Arsenic ppm
≤1
Specific optical rotation (5% solution,stable for 20hr)
+39.0o--+43.0o
Melting point ℃
198.0 –205.0
Microbiological Test Total plate count Yeast&mold Salmonella E.Coli
MAX 500/g MAX 100/g negative negative
  • as sugar for competitive inhibition in lectin histochemistry
  • as a component in Barbour-Stonner-Kelly (BSK) medium for cultivating Borrelia burgdorferi spirochetes strains
  • as a component of binding buffer to suspend Streptococcus pneumoniae strains for inhibition assay to examine the specificity of M-ficolin binding to S. pneumoniae strains

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