Specification Test Results

• For Laboratory,Research,or Manufacturing Use:
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• Assay (NH₄FHF):
  ≥96.0 %
• Insoluble Matter:
  ≤ 0.02 %
• pH of 5% Solution at 25°C:
  4.0 - 6.5
• Heavy Metals (as Pb):
  ≤ 0.002 %
• Moisture (as H₂O):
  ≤ 0.4 %
• Product may contain black specks that are indigenous to product.:
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