Specification Test Results

• For Laboratory,Research,or Manufacturing Use:
  = 99.0 %
• Assay (CaCO₃) (dried basis):
  ≥99.0 %
• Insoluble in Dilute HCl:
  ≤0.01 %
• Chloride (Cl):
  ≤0.001 %
• Fluoride (F):
  ≤0.0015 %
• Sulfate (SO₄):
  ≤0.01 %
• Ammonium (NH₄):
  ≤0.003 %
• Barium (Ba):
  ≤0.01 %
• Heavy Metals (as Pb):
  ≤0.001 %
• Iron (Fe):
  ≤0.003 %
• Magnesium (Mg):
  ≤1.0 %
• Potassium (K):
  ≤0.01 %
• Sodium (Na):
  ≤0.1 %
• Strontium (Sr):
  ≤0.1 %