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1.04854

Supelco

Potassium hydrogen carbonate

for analysis EMSURE® ACS

Synonym(s):

Potassium hydrogen carbonate, Potassium bicarbonate

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About This Item

Empirical Formula (Hill Notation):
CHKO3
CAS Number:
298-14-6
Molecular Weight:
100.12
MDL number:
MFCD00011402
UNSPSC Code:
12352302
EC Index Number:
206-059-0
NACRES:
NA.21
assay:
≥99.5% (acidimetric)
99.7-100.5% dry basis (acidimetric)
grade:
ACS reagent
form:
powder or crystals
solubility:
362 g/L

grade

ACS reagent

Quality Level

300

product line

EMSURE®

assay

≥99.5% (acidimetric)
99.7-100.5% dry basis (acidimetric)

form

powder or crystals

potency

>2000 mg/kg LD50, oral (Rat)

impurities

≤0.01% Insoluble matter

pH

8.4-8.6 (20 °C, 99 g/L in H2O)

solubility

362 g/L

density

2.17 g/cm3 at 20 °C

Application

  • Purines, pyrimidines, and imidazoles. XXXVI. Carboxylation of some 5-aminoimidazoles and related compounds, including nucleosides and nucleotides, with potassium hydrogen carbonate in aqueous solution.: This study explored the carboxylation reactions of 5-aminoimidazoles and related compounds using potassium hydrogen carbonate in aqueous solutions, highlighting its application in synthetic organic chemistry (Cusack NJ et al., 1971).

Linkage

Replaces: PX1345; PX1345-1; PX1345-30

Analysis Note

Assay (acidimetric; dried substance): 99.7 - 100.5 %
Assay (acidimetric): ≥ 99.5 %
Insoluble matter: ≤ 0.01 %
Chloride (Cl): ≤ 0.001 %
Phosphate (PO₄): ≤ 0.0005 %
Phosphate and Silicate (as SiO₂): ≤ 0.001 %
Sulfate (SO₄): ≤ 0.001 %
Total sulfur (as sulfate): ≤ 0.003 %
Total nitrogen (N): ≤ 0.001 %
Heavy metals (as Pb): ≤ 0.0005 %
Al (Aluminium): ≤ 0.0005 %
Ca (Calcium): ≤ 0.0005 %
Fe (Iron): ≤ 0.0005 %
Mg (Magnesium): ≤ 0.001 %
Na (Sodium): ≤ 0.02 %
NH₄ (Ammonium): ≤ 0.0005 %
Corresponds to ACS

Legal Information

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany

Storage Class

11 - Combustible Solids

wgk_germany

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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