Specification Test Results

• USP - Assay (Na₂HPO₄) (dried basis):
  98.0 - 100.5 %
• USP - Identification:
  Passes Test
• USP - Loss on Drying at 130°C:
  ≤ 5.0 %
• USP - Insoluble Substances:
  ≤ 0.4 %
• USP - Chloride (Cl):
  ≤ 0.06 %
• USP - Sulfate (SO₄):
  ≤ 0.2 %
• USP - Arsenic (As):
  ≤ 16 ppm
• USP - Endotoxin Concentration (2.5 EU/g max.):
  Passes Test
• JPE - Assay (dried basis):
  ≥ 99.0 %
• JPE - Identification:
  Passes Test
• JPE - Arsenic (As):
  ≤ 2 ppm
• JPE - Carbonate:
  Passes Test
• JPE - Chloride (Cl):
  ≤ 0.011 %
• JPE - Clarity and Color of Solution:
  Passes Test
• JPE - Heavy Metals:
  ≤ 10 ppm
• JPE - pH (1-100):
  9.0 - 9.4
• JPE - Sulfate (SO₄):
  ≤ 0.038 %
• JPE - Loss on Drying:
  ≤ 2.0 %
• EP - Assay (Na₂HPO₄) (dried basis):
  98.0 - 101.0 %
• EP - Appearance of Solution:
  Passes Test
• EP - Identification A:
  Passes Test
• EP - Identification B:
  Passes Test
• EP - Identification C:
  Passes Test
• EP - Identification D:
  Passes Test
• EP - Reducing Substances:
  Passes Test
• EP - Chloride (Cl):
  ≤ 200 ppm
• EP - Iron (Fe):
  ≤ 20 ppm
• EP - Loss on Drying:
  ≤ 1.0 %
• EP - Monosodium Phosphate:
  ≤ 2.5 %
• EP - Sulfate (SO₄):
  ≤ 500 ppm