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Orthoboric acid 99.5-100.5% (by titrimetric analysis on dry substance) USP, NF, BP, Ph. Eur., pharma grade
Health
Orthoboric acid 99.5-100.5% (by titrimetric analysis on dry substance) USP, NF, BP, Ph. Eur., pharma grade
Supplier:  PanReac AppliChem
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Health
Orthoboric acid 99.5-100.5% (by titrimetric analysis on dry substance) USP, NF, BP, Ph. Eur., pharma grade
Supplier:  PanReac AppliChem

Specification Test Results

  • Assay (Titrimetric, Calculated on Dried Substance):
    99.5 - 100.5%
  • Assay (Titrimetric):
    99.0 - 100.5%
  • Identity:
    Passes Test
  • pH (3.3%; H₂O):
    3.8 - 4.8
  • Loss on Drying:
    Max. 0.5%
  • Residue on Ignition (CH₃OH + HCl):
    Max. 0.1%
  • Residual Solvents (Ph. Eur./USP):
    Passes Test
  • Organic Substances:
    Passes Test
  • Sulphate:
    Max. 0.045%
  • Phosphate:
    Max. 0.002%
  • Chloride:
    Max. 0.002%
  • As:
    Max. 0.0005%
  • Fe:
    Max. 0.001%
  • PB:
    Max. 0.001%
  • Cu:
    Max. 0.001%
  • MG:
    Max. 0.005%
  • Ni:
    Max. 0.001%
  • Class 1 (Cd) - ICH Q3D:
    Max. 0.5 ppm
  • Class 2B (Au) - ICH Q3D:
    Max. 10 ppm
  • Class 1 (As) - ICH Q3D:
    Max. 1.5 ppm
  • Class 1 (Hg) - ICH Q3D:
    Max. 1.5 ppm
  • Class 2A (V) - ICH Q3D:
    Max. 10 ppm
  • Class 2A (Ni) - ICH Q3D:
    Max. 20 ppm
  • Class 2B (Ru) - ICH Q3D:
    Max.10 ppm
  • Class 2B (Pt) - ICH Q3D:
    Max. 10 ppm
  • Class 2B (Se) - ICH Q3D:
    Max. 15 ppm
  • Class 2B (Ag) - ICH Q3D:
    Max. 15 ppm
  • Class 3 (Sb) - ICH Q3D:
    Max. 120 ppm
  • Class 3 (Sn) - ICH Q3D:
    Max. 600 ppm
  • Class 2B (Rh) - ICH Q3D:
    Max. 10 ppm
  • Class 2A (Co) - ICH Q3D:
    Max. 5 ppm
  • Class 3 (Li) - ICH Q3D:
    Max. 55 ppm
  • Class 1 (Pb) - ICH Q3D:
    Max. 0.5 ppm
  • Class 2B (Tl) - ICH Q3D:
    Max. 0.8 ppm
  • Class 2B (Pd) - ICH Q3D:
    Max. 10 ppm
  • Class 2B (Ir) - ICH Q3D:
    Max. 10 ppm
  • Class 2B (Os) - ICH Q3D:
    Max. 10 ppm
  • Class 3 (Ba) - ICH Q3D:
    Max. 140 ppm
  • Class 3 (Mo) - ICH Q3D:
    Max. 25 ppm
  • Class 3 (Cr) - ICH Q3D:
    Max. 25 ppm
  • Class 3 (Cu) - ICH Q3D:
    Max. 250 ppm

Specification Test Results

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