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S2127 Sigma-Aldrich

Sodium carbonate

ReagentPlus®, ≥99.5%

Synonym: Calcined soda, Carbonic acid disodium salt, Soda ash

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Properties

Related Categories Biochemicals and Reagents, Biological Buffers, Buffers A to Z, Essential Chemicals, Metabolic Labeling,
grade   ReagentPlus®
assay   ≥99.5%
pKa (25 °C)   (1) 6.37, (2) 10.25 (carbonic acid)
mp   851 °C(lit.)

Description

Biochem/physiol Actions

Buffer component, may be used for the removal of peripheral membrane proteins.

Other Notes

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.

Packaging

1 kg in poly bottle

1, 2, 500 g in poly bottle

5 kg in poly drum

Legal Information

ReagentPlus is a registered trademark of Sigma-Aldrich Co. LLC

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.




Stable Isotope
Safety & Documentation

Safety Information

Symbol 
GHS07  GHS07
Signal word 
Warning
Hazard statements 
Precautionary statements 
Personal Protective Equipment 
RIDADR 
NONH for all modes of transport
WGK Germany 
1
RTECS 
VZ4050000

Documents

Certificate of Analysis

Certificate of Origin

Protocols & Articles

Articles

Determination of Water Content in Sodium carbonate (waterfree) Using Karl Fischer Titration

Most carbonates cannot be directly titrated, as hydration causes them to decompose in the weakly acidic KF media. We used the indirect KF oven procedure to test a number of carbonates. As a compariso...
Keywords: Hydration reaction, Titrations

Protocols

Enzymatic Assay of Pectinase

3.2 Unit Definition = = One unit will liberate 1.0 micromole of galacturonic acid from poly- galacturonic acid per hour at pH 4.0 at 25ºC.
Keywords: Enzyme activity, Enzymology, Oxidations

Enzymatic Assay of Protease Using Casein As a Substrate

To standardize a procedure for the enzymatic assay of Protease using Casein as a substrate at Sigma-Aldrich St. Louis.

Peer-Reviewed Papers
15

References

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