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Potassium dihydrogen phosphate ≥99.5% for HPLC, Fluka™
Potassium dihydrogen phosphate ≥99.5% for HPLC, Fluka™
Supplier:  Honeywell Chemicals
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Potassium dihydrogen phosphate ≥99.5% for HPLC, Fluka™
Supplier:  Honeywell Chemicals

Specification Test Results

  • Assay:
    99.5 - 101.0 %
  • pH (10 %, 20°C):
    4.1 - 4.5
  • Absorbance at 210 nm:
    Max. 0.1
  • Absorbance at 220 nm:
    Max. 0.06
  • Absorbance at 230 nm:
    Max. 0.04
  • Absorbance at 300 nm:
    Max. 0.02
  • Absorbance 500 nm:
    Max. 0.02
  • Appearance of the solution (c=10%):
    complying
  • pKa (25 °C):
    (1) 2.15, (2) 6.82, (3) 12.38 (phosphoric acid)

Specification Test Results

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