Carbonate de Potassium, puriss. p.a. , ACS, anhydre ,>=99,0% (t)

Name: Carbonate de Potassium, puriss. p.a. , ACS, anhydre ,>=99,0% (t)
Brand: SIGMA-ALDRICH
SKU: 60109-500g-f
Price: 76.63 USD

Code: 60109-500g-f D2-231

Non disponible en dehors du Royaume-Uni et de l'Irlande

General description

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

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Non disponible en dehors du Royaume-Uni et de l'Irlande

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

anion traces	chloride (Cl^-): ≤30 mg/kg, phosphate (PO₄^3-): ≤10 mg/kg, silicate (as SiO₂): ≤50 mg/kg
assay	≥99.0% (T)
cation traces	Bi: ≤5 mg/kg, Mo: ≤5 mg/kg, Al: ≤5 mg/kg, Ag: ≤5 mg/kg, Li: ≤5 mg/kg, Na: ≤200 mg/kg, heavy metals: ≤5 ppm (by ICP-OES), Cr: ≤5 mg/kg, Mn: ≤5 mg/kg, Tl: ≤5 mg/kg, Sr: ≤5 mg/kg, Mg: ≤5 mg/kg, Ca: ≤10 mg/kg, Pb: ≤5 mg/kg, Cu: ≤5 mg/kg, Ba: ≤5 mg/kg, Fe: ≤5 mg/kg, Zn: ≤5 mg/kg, Ni: ≤5 mg/kg, As: ≤0.5 mg/kg, Cd: ≤5 mg/kg, Co: ≤5 mg/kg
form	powder or crystals
grade	puriss. p.a., ACS reagent
impurities	≤0.001% total nitrogen (N), ≤0.004% total sulfur (as SO₄)
InChI key	BWHMMNNQKKPAPP-UHFFFAOYSA-L
InChI	1S/CH2O3.2K/c2-1(3)4;;/h(H2,2,3,4);;/q;2*+1/p-2
loss	≤1% loss on drying, 300 °C
mp	891 °C (lit.)
pH	11-13 (25 °C, 138 g/L)
Quality Level	200
SMILES string	[K+].[K+].[O-]C([O-])=O

Cas Number

584-08-7

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