Order Entry
Poland
ContactUsLinkComponent
Methyl-β-cyclodextrin (mixture of several Methylated), Sigma-Aldrich®
Methyl-β-cyclodextrin (mixture of several Methylated), Sigma-Aldrich®
Supplier:  Merck
Certificates
Methyl-β-cyclodextrin (mixture of several Methylated), Sigma-Aldrich®
Supplier:  Merck

Specification Test Results

  • Assay:
    ≥98.0% Cyclodextrin Basis
  • Appearance (Colour):
    White to Off White
  • Appearance (Form):
    Powder or Crystals
  • Halides (as Chloride):
    ≤0.20%
  • Specific Rotation (20/D):
    154.0 - 165.0 Degrees
  • Loss on Drying:
    ≤5.0%
  • Residue on Ignition:
    ≤0.50%
  • Infrared Spectrum:
    Conforms to Structure
  • UV Method:
    10% in H₂O
  • Reducing Substances:
    ≤0.50%
  • Volatile Impurities:
    Volatile organics ≤50 ppm
  • Absorbance, 220 - 350 nm:
    ≤1.0
  • Absorbance, 350 - 650 nm:
    ≤0.10
  • Degree of Substitution:
    Molar Substitution 1.7 - 1.9
  • Heavy Metals:
    ≤10 ppm

Specification Test Results

Frequently Bought Together