Specification Test Results

• NF - Assay (Na₂B₄O₇·10H₂O):
  99.0 - 105.0 %
• NF - Carbonate and Bicarbonate:
  Passes Test
• NF - Identification A:
  Passes Test
• NF - Identification B:
  Passes Test
• EP/BP - Assay (Na₂B₄O₇·10H₂O):
  99.0 - 103.0 %
• EP/BP - Identification A:
  Passes Test
• EP/BP - Identification B:
  Passes Test
• EP/BP - Identification C:
  Passes Test
• EP/BP - Appearance of Solution:
  Passes Test
• EP/BP - pH of 4% Solution at 25°C:
  9.0 - 9.6
• EP/BP - Sulfate (SO₄):
  ≤50 ppm
• EP/BP - Ammonium (NH₄):
  ≤10 ppm
• EP/BP - Arsenic (As):
  ≤5 ppm
• EP/BP - Calcium (Ca):
  ≤100 ppm
• JP - Assay (Na₂B₄O₇·10H₂O):
  99.0 - 103.0 %
• JP - Arsenic (As):
  ≤5 ppm
• JP - Identification A:
  Passes Test
• JP - Identification B:
  Passes Test
• JP - pH (1 in 20):
  9.1 - 9.6
• JP - Clarity and Color of Solution:
  Passes Test
• JP - Carbonate and Bicarbonate:
  Passes Test
• JP - Heavy Metals (as Pb):
  ≤20 ppm