S6014 Sigma-Aldrich

Sodium bicarbonate

ACS reagent, ≥99.7%

Synonym: Sodium hydrogen carbonate



Related Categories ACS Grade Buffers, Biochemicals and Reagents, Biological Buffers, Buffers A to Z, Chemical Synthesis,
Quality Level   PREMIUM
grade   ACS reagent
assay   ≥99.7%
form   powder
quality   Premium
impurities   ≤0.015% Insoluble matter
pKa (25 °C)   (1) 6.37, (2) 10.25 (carbonic acid)
solubility   water: soluble50 g/L
anion traces   chloride (Cl-): ≤0.003%
  phosphate (PO43-): ≤0.001%
  sulfur compounds (as SO42-): ≤0.003%
cation traces   Ca: ≤0.02%
  Fe: ≤0.001%
  K: ≤0.005%
  Mg: ≤0.005%
  NH4+: ≤5 ppm
  heavy metals (as Pb): ≤5 ppm



12, 50 kg in poly drum

36×500 g in poly bottle

Legal Information

Redi-Dri is a trademark of Sigma-Aldrich Co. LLC

Other Notes

Go to Redi-Dri Product Listing 792519

A -D suffix exists for administrative purposes only.
All -D packages are 100% the same product, same quality, same specification as the package sizes previously sold without a -D.

Price and Availability

Suggested Laboratory Gloves

Laboratory GlovesThis substance has been tested against several types of hand protection for CE compliance. Click below to find the recommended gloves for handling this product.

Safety & Documentation

Safety Information

NONH for all modes of transport
WGK Germany 


Certificate of Analysis

Certificate of Origin

Protocols & Articles


AOAC First Action Official Method℠ 2015.02

Determination of Sodium Monofluoroacetate in Dairy Powders by Liquid Chromatography Tandem Mass Spectrometry (LC-MS/MS)
Keywords: Chromatography, High performance liquid chromatography, Liquid chromatography mass spectrometry, Mass spectrometry, Rodenticides

Determination of Water Content in Sodium hydrogen carbonate Using Karl Fischer Titration

KF solutions react slightly acidic and can dissolve oxides, hydroxides and carbonates. This leads to formation of water which also gets titrated. Individual oxides or carbonates react, however, in di...
Keywords: Titrations

Selective Extraction and Low Level Quantification of the Mycotoxin Patulin from Organic Apple Puree

Patulin (Figure 1) is a mycotoxin produced by several genera of mold including blue Penicillium species. The toxin was discovered and characterized in the 1940’s during routine general research condu...
K. G. Espenschied, Olga Shimelis, Michael Ye, Jennifer Claus
Reporter US Volume 33.2
Keywords: Antibiotics, Centrifugation, Chromatography, Filtration, Gastrointestinal, Genetic, High performance liquid chromatography, Sample preparations, Solid phase extractions


Enzymatic Assay of D-Alanine Racemase (EC

To standardize a procedure for the enzymatic assay of D-Alanine Racemase, Sigma Product Number A8936, at Sigma-Aldrich St. Louis.
Keywords: Extinction coefficient

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