221473 Sigma-Aldrich

Potassium hydroxide

ACS reagent, ≥85%, pellets

Synonym: Caustic potash


Related Categories ACS Grade Acids & Bases, Acids & Bases, Adsorbents, Filter Aids and Drying Agents, Analytical Reagents, Analytical Reagents for General Use,
grade   ACS reagent
vapor pressure   1 mmHg ( 719 °C)
assay   ≥85%
form   pellets
impurities   ≤0.001% N compounds
  ≤2.0% K2CO3
  10-15% water
mp   361 °C(lit.)
anion traces   chloride (Cl-): ≤0.01%
  phosphate (PO43-): ≤5 ppm
  sulfate (SO42-): ≤0.003%
cation traces   Ca: ≤0.005%
  Fe: ≤0.001%
  Mg: ≤0.002%
  Na: ≤0.05%
  Ni: ≤0.001%
  heavy metals (as Pb): ≤0.001%



1, 2.5, 4×2.5 kg in poly bottle

12 kg in fiber drum

25, 500, 6×500 g in poly bottle

Price and Availability

Suggested Laboratory Gloves

Laboratory GlovesThis substance has been tested against several types of hand protection for CE compliance. Click below to find the recommended gloves for handling this product.

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