Specification Test Results

• For Laboratory,Research,or Manufacturing Use:
• Appearance:
  Passes Test
• ACS - Assay (CH₂Cl₂ including stabilizer):
  ≥99.9 %
• ACS - Color (APHA):
  ≤10
• ACS - Free Halogens:
  Passes Test
• ACS - Residue after Evaporation:
  ≤0.0001 %
• ACS - Titrable Acid (meq/g):
  ≤0.0003
• ACS - Water (H₂O)(by coulometry):
  ≤0.01 %
• Fluorescence Trace Impurities, measured as Quinine Base - at Emission Maximum for Impurities:
  ≤1.0 ppb
• Ultraviolet Absorbance (1.00-cm cell vs. water) - 233 nm:
  ≤1.00
• Ultraviolet Absorbance (1.00-cm cell vs. water) - 235 nm:
  ≤1.0
• Ultraviolet Absorbance (1.00-cm cell vs. water) - 240 nm:
  ≤0.10
• Ultraviolet Absorbance (1.00-cm cell vs. water) - 250 nm:
  ≤0.10
• Ultraviolet Absorbance (1.00-cm cell vs. water) - 260 nm:
  ≤0.04
• Ultraviolet Absorbance (1.00-cm cell vs. water) - 280 nm:
  ≤0.005
• Ultraviolet Absorbance (1.00-cm cell vs. water) - 300 - 400 nm:
  ≤0.003
• Liquid Chromatography Suitability Absorbance:
  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
• Preservative - Methanol (CH₃OH):
  ≥400 ppm
• Preservative - Amylenes:
  ≥8 ppm
• Extraction - Concentration Suitability:
• Macron Fine Chemicals™, Dichloromethane ≥99.9% stabilized, UltimAR® for liquid chromatography, for UV spectrophotometry: