Specification Test Results

• Bulk Pharmaceutical Chemical:
  = 5 ppm
• ACS - Ammonium (NH₄):
  ≤5 ppm
• ACS - Assay (NaHCO₃) (by acidimetry):
  99.7 - 100.3 %
• ACS - Calcium (Ca):
  ≤0.02 %
• ACS - Chloride (Cl):
  ≤0.003 %
• ACS - Heavy Metals (as Pb):
  ≤5 ppm
• ACS - Insoluble Matter:
  ≤0.015 %
• ACS - Iron (Fe):
  ≤0.001 %
• ACS - Magnesium (Mg):
  ≤0.005 %
• ACS - Phosphate (PO₄):
  ≤0.001 %
• ACS - Potassium (K):
  ≤0.005 %
• ACS - Sulfur Compounds (as SO₄):
  ≤0.003 %
• USP - Assay (NaHCO₃) (dried basis):
  99.0 - 100.5 %
• USP - Chloride (Cl):
  ≤0.015 %
• USP - Identification:
  Passes Test
• USP - Insoluble Substances:
  Passes Test
• USP - Limit of Ammonia:
  ≤20 ppm
• USP - Limit of Sulfur Compounds:
  ≤0.015 %
• USP - Loss on Drying:
  ≤0.25 %
• USP - Normal Carbonate:
  Passes Test
• USP - Arsenic (As):
  ≤2 ppm