60108

Kaliumcarbonat

BioUltra, anhydrous, ≥99.0% (T)

• Lineare Formel: K₂CO₃
• CAS-Nummer: 584-08-7
• Molekulargewicht: 138.21
• UNSPSC Code: 12161700
• NACRES: NA.21
• PubChem Substance ID: 57651721
• EC Number: 209-529-3
• Beilstein/REAXYS Number: 4267587
• MDL number: MFCD00011382
• Assay: ≥99.0% (T)
• Form: powder or crystals
• Grade: biotech. grade

Eigenschaften

• grade: biotech. grade
• product line: BioUltra
• assay: ≥99.0% (T)
• form: powder or crystals
• impurities: insoluble matter, passes filter test, ≤0.001% total nitrogen (N)
• pH: 11.0-13.0 (25 °C, 1 M in H₂O)
• mp: 891 °C (lit.)
• solubility: H₂O: 1 M at 20 °C, clear, colorless
• anion traces: chloride (Cl^-): ≤30 mg/kg, phosphate (PO₄^3-): ≤20 mg/kg, silicate (as SiO₂): ≤30 mg/kg, sulfate (SO₄^2-): ≤30 mg/kg
• cation traces: Mn: ≤5 mg/kg, Al: ≤5 mg/kg, As: ≤0.1 mg/kg, Ba: ≤5 mg/kg, Bi: ≤5 mg/kg, Ca: ≤10 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: ≤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
• UV absorption: λ: 260 nm A_max: 0.03, λ: 280 nm A_max: 0.02
• SMILES string: [K+].[K+].[O-]C([O-])=O
• InChI: 1S/CH2O3.2K/c2-1(3)4;;/h(H2,2,3,4);;/q;2*+1/p-2
• InChI key: BWHMMNNQKKPAPP-UHFFFAOYSA-L

Beschreibung

Application

Potassium carbonate is used to develop and study methods of nucleic acid, DNA, amino acid and peptide intercalation into structures such as into Mg-Al layered double hydroxide (hydrotalcite) capsules.

Sicherheitshinweise

• pictograms: GHS07
• signalword: Warning
• hcodes: H315,H319,H335
• pcodes: P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338
• Hazard Classifications: Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
• target_organs: Respiratory system
• Lagerklasse: 13 - Non Combustible Solids
• wgk: WGK 1
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: dust mask type N95 (US), Eyeshields, Gloves