Specifikationstestresultat

• Meets ACS Reagent Chemical Requirements:
  ≥99.0%
• For Laboratory,Research,or Manufacturing Use:
  ≤0.01%
• Assay (K₂SO₄):
  ≥ 99.0 %
• Insoluble Matter:
  ≤ 0.01 %
• pH of 5% Solution at 25°C:
  5.5 - 8.5
• Chloride (Cl):
  ≤ 0.001 %
• Calcium (Ca):
  ≤ 0.01 %
• Magnesium (Mg):
  ≤ 0.005 %
• Sodium (Na):
  ≤ 0.02 %
• Nitrogen Compounds (as N):
  ≤ 5 ppm
• Trace Impurities - ACS - Heavy Metals (as Pb):
  ≤ 5 ppm
• Trace Impurities - Iron (Fe):
  ≤ 5 ppm