Methyl-β-cyclodextrin (mixture of several Methylated), Sigma-Aldrich®
Supplier: Merck
Certificates
About this item
CAS Number:128446-36-6
:
MDL Number:MFCD00074980
:1303.3000 g/mol
Flash Pt:187 °C
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
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