POTASSIUM HYDROGEN CARBONATE FOR ANALYSI

Code: 1048540500 D2-231

Analysis Note

Assay (acidimetric; dried substance): 99.7 - 100.5 %Assay (acidimetric): ≥ 99.5 %Insoluble matter: ≤ 0.01 %Chloride (Cl): ≤ 0.001 %Phosphate (...


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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 Ê (Calcium): ≤ 0.0005 þ (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

Linkage

Replaces: PX1345; PX1345-1; PX1345-30

anion tracesphosphate, silicate (as SiO2): ≤0.001%, sulfur compounds (as SO42-): ≤0.003%, phosphate (PO43-): ≤0.0005%, sulfate (SO42-): ≤0.001%, chloride (Cl-): ≤0.001%
assay≥99.5% (acidimetric), 99.7-100.5% dry basis (acidimetric)
cation tracesFe: ≤0.0005%, Mg: ≤0.001%, NH4+: ≤0.0005%, Al: ≤0.0005%, N: ≤0.001%, Na: ≤0.02%, heavy metals (as Pb): ≤0.0005%, Ca: ≤0.0005%
density2.17 g/cm3 at 20 °C
formpowder or crystals
gradeACS reagent
impurities≤0.01% Insoluble matter
InChI keyTYJJADVDDVDEDZ-UHFFFAOYSA-M
InChI1S/CH2O3.K/c2-1(3)4;/h(H2,2,3,4);/q;+1/p-1
pH8.4-8.6 (20 °C, 99 g/L in H2O)
potency>2000 mg/kg LD50, oral (Rat)
product lineEMSURE®
Quality Level300
solubility362 g/L
storage temp.15-25°C
Cas Number298-14-6
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