60035

Potassium acetate

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

• Linear Formula: CH₃COOK
• CAS Number: 127-08-2
• Molecular Weight: 98.14
• Beilstein: 3595449
• EC Number: 204-822-2
• MDL number: MFCD00012458
• UNSPSC Code: 12161700
• PubChem Substance ID: 57651714
• NACRES: NA.25

Properties

• grade: for molecular biology
• Quality Level: 200
• 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 (SO₄^2-): ≤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 A_max: ≤0.040; λ: 280 nm A_max: ≤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 Information

• Storage Class Code: 13 - Non Combustible Solids
• WGK: WGK 1
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves