Specification Test Results

• Meets ACS Reagent Chemical Requirements:
  ≥99.5%
• For Laboratory,Research,or Manufacturing Use:
  ≤0.005%
• Assay (H₃BO₃) (by acidimetry):
  ≥ 99.5 %
• Insoluble in Methanol:
  ≤ 0.005 %
• Nonvolatile with Methanol:
  ≤ 0.05 %
• Chloride (Cl):
  ≤ 0.001 %
• Phosphate (PO₄):
  ≤ 0.001 %
• Sulfate (SO₄):
  ≤ 0.005 %
• Calcium (Ca):
  ≤ 0.005 %
• Heavy Metals (as Pb):
  ≤ 0.001 %
• Trace Impurities - Iron (Fe):
  ≤ 0.001 %