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60035 Sigma-Aldrich

Potassium acetate

BioUltra, for molecular biology, ≥99.0% (NT)

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Properties

Related Categories Alphabetical, BioUltra, BioUltra Buffers, Biochemicals and Reagents, Biological Buffers,
grade   for molecular biology
product line   BioUltra
assay   ≥99.0% (NT)
form   powder or crystals
impurities   DNases, none detected
  RNases, none detected
  insoluble matter, passes filter test
  phosphatases, none detected
  proteases, none detected
pH   7.0-9.0 (25 °C, 1 M in H2O)
solubility   H2O: 1 M at 20 °C, clear, colorless
density   1.57 g/cm3 at 25 °C (lit.)
anion traces   chloride (Cl-): ≤50 mg/kg
  sulfate (SO42-): ≤50 mg/kg
cation traces   Al: ≤5 mg/kg
  As: ≤0.1 mg/kg
  Ba: ≤5 mg/kg
  Bi: ≤5 mg/kg
  Ca: ≤50 mg/kg
  Cd: ≤5 mg/kg
  Co: ≤5 mg/kg
  Cr: ≤5 mg/kg
  Cu: ≤5 mg/kg
  Fe: ≤5 mg/kg
  Li: ≤5 mg/kg
  Mg: ≤10 mg/kg
  Mn: ≤5 mg/kg
  Mo: ≤5 mg/kg
  Na: ≤5000 mg/kg
  Ni: ≤5 mg/kg
  Pb: ≤5 mg/kg
  Sr: ≤5 mg/kg
  Zn: ≤5 mg/kg
λ   1 M in H2O
UV absorption   λ: 260 nm Amax: ≤0.040
  λ: 280 nm Amax: ≤0.020
SMILES string   [K+].CC([O-])=O
InChI   1S/C2H4O2.K/c1-2(3)4;/h1H3,(H,3,4);/q;+1/p-1
InChI key   SCVFZCLFOSHCOH-UHFFFAOYSA-M

Description

Application

Potassium acetate is used in molecular biology to precipitate sodium dodecyl sulfate and SDS-bound proteins that result from SDS extraction protocols. Potassium acetate facilitates the purification of DNA when using SDS protocols and ethanol DNA precipitation protocols.

Safety & Documentation

Safety Information

Personal Protective Equipment 
RIDADR 
NONH for all modes of transport
WGK Germany 
WGK 1
RTECS 
AJ3325000
Flash Point(F) 
Not applicable
Flash Point(C) 
Not applicable

Single- & multi-channel pipettes from BRAND
Protocols & Articles

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Peer-Reviewed Papers
15

References

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