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60221 Fluka

Potassium phosphate monobasic

for HPLC, ≥99.5%

DOWNLOAD MSDS (PDF)

Synonym: Monopotassium phosphate, Potassium dihydrogen phosphate, prim.-Potassium phosphate

Potassium phosphate monobasic for HPLC, ≥99.5%
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Properties

Related Categories Analytical Reagents, Analytical/Chromatography, Buffers & Reagents, Chromatography Reagents & Solvents, HPLC,
grade   for HPLC
description   anhydrous
assay   ≥99.5% (T)
  ≥99.5%
pKa (25 °C)   (1) 2.15, (2) 6.82, (3) 12.38 (phosphoric acid)
mp   252.6 °C(lit.)
solubility   H2O: soluble0.1 g/mL at 25 °C, clear, colorless
density   2.338 g/mL at 25 °C(lit.)
λ   10 % in H2O
UV absorption   λ: 210 nm Amax: 0.1
  λ: 220 nm Amax: 0.06
  λ: 230 nm Amax: 0.04
  λ: 300 nm Amax: 0.02
  λ: 500 nm Amax: 0.02
suitability   corresponds for filter test
  corresponds to standard for RP gradient test
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