Specification Test Results

• For Laboratory,Research,or Manufacturing Use:
  ≥ 99.0 %
• Assay (by GC, corrected for water):
  ≥99.0 %
• Ammonia (as NH₃):
  ≤0.002 %
• Color (APHA):
  ≤10
• Reducing Substances:
  Passes Test
• Residue after Evaporation:
  ≤5 ppm
• Solubility in H₂O:
  Passes Test
• Sulfate (SO₄):
  ≤0.001 %
• Ultraviolet Absorbance (1.00-cm cell vs. water) - 400 nm:
  ≤0.005
• Ultraviolet Absorbance (1.00-cm cell vs. water) - 375 nm:
  ≤0.01
• Ultraviolet Absorbance (1.00-cm cell vs. water) - 350 nm:
  ≤0.01
• Ultraviolet Absorbance (1.00-cm cell vs. water) - 340 nm:
  ≤0.10
• Ultraviolet Absorbance (1.00-cm cell vs. water) - 330 nm:
  ≤1.00
• Water (by KF, volumetric):
  ≤0.01 %
• Chloride (Cl):
  ≤5 ppm
• Trace Impurities - Copper (Cu):
  ≤5 ppm