60128

Potassium chloride

BioUltra, Molecular Biology, ≥99.5% (AT)

• Synonym(s): KCl
• Linear Formula: KCl
• CAS Number: 7447-40-7
• Molecular Weight: 74.55
• NACRES: NA.26
• PubChem Substance ID: 57651723
• UNSPSC Code: 12352302
• EC Number: 231-211-8
• MDL number: MFCD00011360
• Assay: ≥99.5% (AT)
• Grade: Molecular Biology
• Form: solid
• Solubility: H₂O: 1 M at 20 °C, clear, colorless

Properties

• grade: Molecular Biology
• Quality Segment: 200
• product line: BioUltra
• assay: ≥99.5% (AT)
• form: solid
• impurities: DNases, none detected, RNases, none detected, insoluble matter, passes filter test, phosphatases, none detected, proteases, none detected, ≤0.001% total nitrogen (N)
• loss: ≤0.2% loss on drying, 110 °C
• pH: 5.0-8.0 (25 °C, 1 M in H₂O)
• mp: 770 °C (lit.)
• solubility: H₂O: 1 M at 20 °C, clear, colorless
• density: 1.98 g/mL at 25 °C (lit.)
• anion traces: bromide (Br^-): ≤700 mg/kg, iodide (I^-): ≤20 mg/kg, phosphate (PO₄^3-): ≤5 mg/kg, sulfate (SO₄^2-): ≤30 mg/kg
• cation traces: Al: ≤5 mg/kg, As: ≤0.1 mg/kg, Ba: ≤10 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: ≤2 mg/kg, Li: ≤5 mg/kg, Mg: ≤10 mg/kg, Mn: ≤5 mg/kg, Mo: ≤5 mg/kg, Na: ≤200 mg/kg, Ni: ≤5 mg/kg, Pb: ≤5 mg/kg, Sr: ≤5 mg/kg, Zn: ≤5 mg/kg
• λ: 1 M in H₂O
• SMILES string: [Cl-].[K+]
• UV absorption: λ: 260 nm A_max: 0.01, λ: 280 nm A_max: 0.01
• InChI: 1S/ClH.K/h1H;/q;+1/p-1
• InChI key: WCUXLLCKKVVCTQ-UHFFFAOYSA-M

Description

Application

May be used for the preparation of phosphate buffered saline, and for the extraction and solubilization of proteins.

Other Notes

In DpnI/MboI assay for detection of methylation changes in DNA replication

Safety Information

• Storage Class: 13 - Non Combustible Solids
• wgk: WGK 1
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: Eyeshields, Gloves, type N95 (US)