Sodium Bicarbonate, ACS Reagent, =99.7%
Description
Description
Overview
Overview
Identity (IR): complying
Assay (excluding dried substance): 99.7 - 100.3 %
Water insoluble matter: max. 0.015 %
Calcium (Ca): max. 0.02 %
Iron (Fe): max. 0.001 %
Potassium (K): max. 0.005 %
Magnesium (Mg): max. 0.005 %
Heavy metals (as Pb): max. 5 ppm
Chloride (Cl): max. 0.003 %
Phosphate (PO4): max. 0.001 %
S-compounds (as SO4): max. 0.003 %
Ammonium (NH4): max. 5 ppm
PHYSICAL PROPERTIES
pKa (25 °C): (1) 6.37, (2) 10.25 (carbonic acid)
Density: 2.2 g/cm3
Additional details
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