Specification Test Results

• Meets ACS Reagent Chemical Requirements:
  —
• For Laboratory,Research,or Manufacturing Use:
  = 99.0 %
• Assay (C₄H₈O₂) (by GC, corrected for water):
  ≥99.0 %
• Carbonyl Compounds (as HCHO) (by polarography):
  ≤0.01 %
• Color (APHA):
  ≤20
• Freezing Point:
  ≥11.0 °C
• Peroxide (as H₂O₂):
  ≤0.005 %
• Residue after Evaporation:
  ≤0.0050 %
• Titrable Acid (meq/g):
  ≤0.0016
• Water (by KF, coulometric):
  ≤0.05 %