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Methanol ≥99.9% (by GC), UltimAR® for liquid chromatography, for organic residue analysis, for UV spectrophotometry, Macron Fine Chemicals™
    
 
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Methanol ≥99.9% (by GC), UltimAR® for liquid chromatography, for organic residue analysis, for UV spectrophotometry, Macron Fine Chemicals™
    
 

 

  • Environmentally Preferable:
    Safer Human and Environmental Health
  • Environmental certification:
    Chem21 Solvent Selection Guide recommended after discussion

 

 

  • For Laboratory,Research,or Manufacturing Use:
    Passes Test
  • Appearance:
    Passes Test
  • ACS - Assay (CH₃OH) (by GC, corrected for water):
    ≥99.9 %
  • Carbonyl Compounds - Acetone:
    ≤0.001 %
  • Carbonyl Compounds - Acetaldehyde:
    ≤0.001 %
  • Carbonyl Compounds - Formaldehyde:
    ≤0.001 %
  • Color (APHA):
    ≤5
  • Residue after Evaporation:
    ≤0.00010 %
  • Solubility in H₂O:
    Passes Test
  • Substances Darkened by H₂SO₄:
    Passes Test
  • Substances Reducing Permanganate:
    Passes Test
  • Titrable Acid (meq/g):
    ≤0.0003
  • Titrable Base (meq/g):
    ≤0.0002
  • Water (H₂O)(by Karl Fischer titrn):
    ≤0.05 %
  • Ultraviolet Absorbance (1.00-cm cell vs. water) - 205 nm:
    ≤1.00
  • Ultraviolet Absorbance (1.00-cm cell vs. water) - 210 nm:
    ≤0.80
  • Ultraviolet Absorbance (1.00-cm cell vs. water) - 220 nm:
    ≤0.25
  • Ultraviolet Absorbance (1.00-cm cell vs. water) - 230 nm:
    ≤0.12
  • Ultraviolet Absorbance (1.00-cm cell vs. water) - 240 nm:
    ≤0.05
  • Ultraviolet Absorbance (1.00-cm cell vs. water) - 260 nm:
    ≤0.01
  • Ultraviolet Absorbance (1.00-cm cell vs. water) - 400 - 280 nm:
    ≤0.005
  • Liquid Chromatography Suitability Absorbance:
    Passes Test
  • HPLC Gradient Elution (No Peak Greater than 25% of Full Scale)(0.005 au):
    Passes Test
  • ECD Sensitive Impurities (as Heptachl or Epoxide) Single Peak (ng/L):
    ≤5
  • Sum of the Peaks (ng/L):
    ≤10
  • FID Sensitive Impurities (as 2-Octano l) Single Peak (µg/L):
    ≤5
  • Sum of the Peaks (µg/L):
    ≤10
  • Fluorescence Trace Impurities, measured as Quinine Base - at Emission Maximum for Impurities:
    ≤1.0 ppb

 

 

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