Specification Test Results

• Assay (H₃PO₄) (by acidimetry):
  85.0 - 87.0 %
• Calcium (Ca):
  ≤0.002 %
• Color (APHA):
  ≤10
• Insoluble Matter:
  ≤0.001 %
• ACS - Magnesium (Mg):
  ≤0.002 %
• Sulfate (SO₄):
  ≤12 ppm
• Volatile Acids (as CH₃COOH):
  ≤0.001 %
• Reducing Substances:
  Passes Test
• Chloride (Cl):
  ≤3 ppm
• Nitrate (NO₃):
  ≤5 ppm
• Trace Impurities - Antimony (Sb):
  ≤20.000 ppm
• Trace Impurities - Arsenic (As):
  ≤0.500 ppm
• Trace Impurities - Iron (Fe):
  ≤10 ppm
• Heavy Metals (as Pb):
  ≤8 ppm
• Trace Impurities - Manganese (Mn):
  ≤0.500 ppm
• Trace Impurities - Potassium (K):
  ≤40.000 ppm
• Trace Impurities - Sodium (Na):
  ≤200.000 ppm