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60109 Sigma-Aldrich

Potassium carbonate

puriss. p.a., ACS reagent, anhydrous, ≥99.0% (T)

  • CAS Number 584-08-7

  • Linear Formula K2CO3

  • Molecular Weight 138.21

  •  Beilstein/REAXYS Number 4267587

  •  EC Number 209-529-3

  •  MDL number MFCD00011382

  •  PubChem Substance ID 329758753

  •  NACRES NB.24

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Properties

Related Categories Analytical Reagents, Analytical Reagents for General Use, Analytical/Chromatography, Essential Chemicals, O-P, Puriss p.a. ACS,
Quality Level   200
grade   ACS reagent
  puriss. p.a.
assay   ≥99.0% (T)
impurities   ≤0.001% total nitrogen (N)
  ≤0.004% total sulfur (as SO4)
loss   ≤1% loss on drying, 300 °C
mp   891 °C (lit.)
anion traces   chloride (Cl-): ≤30 mg/kg
  phosphate (PO43-): ≤10 mg/kg
  silicate (as SiO2): ≤50 mg/kg
cation traces   Ag: ≤5 mg/kg
  Al: ≤5 mg/kg
  As: ≤0.5 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
  Mn: ≤5 mg/kg
  Mo: ≤5 mg/kg
  Na: ≤200 mg/kg
  Ni: ≤5 mg/kg
  Pb: ≤5 mg/kg
  Sr: ≤5 mg/kg
  Tl: ≤5 mg/kg
  Zn: ≤5 mg/kg
  heavy metals: ≤5 ppm (by ICP-OES)
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

Description

General description

Potassium carbonate is an inorganic base. It participates as a base in the palladacycle catalyzed Heck reaction of chlorobenzene with styrene.

Other Notes

Reagent for the decomposition of silicates by fusion

Safety & Documentation

Safety Information

Symbol 
GHS07  GHS07
Signal word 
Warning
Hazard statements 
Precautionary statements 
Target organs 
Respiratory system
RIDADR 
NONH for all modes of transport
WGK Germany 
WGK 1
RTECS 
TS7750000
Flash Point(F) 
Not applicable
Flash Point(C) 
Not applicable

Documents

Certificate of Analysis (COA)

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Single- & multi-channel pipettes from BRAND
Protocols & Articles
Peer-Reviewed Papers
15

References

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