Skip to Content
MilliporeSigma
All Photos(2)

Documents

1.02405

Supelco

Sodium carbonate

volumetric standard, secondary reference material for acidimetry, traceable to NIST SRM Certipur®

Synonym(s):

anhydrous soda, Calcined soda, Carbonic acid disodium salt, Soda ash

Sign Into View Organizational & Contract Pricing


About This Item

Linear Formula:
Na2CO3
CAS Number:
Molecular Weight:
105.99
Beilstein/REAXYS Number:
4154566
MDL number:
UNSPSC Code:
41116107
EC Index Number:
207-838-8
NACRES:
NA.24

agency

ISO 17025
reag. Ph. Eur.
reag. USP

Quality Level

form

solid

potency

4090 mg/kg LD50, oral (Rat)

technique(s)

titration: suitable

pH

11.16 (25 °C, 4 g/L in H2O)

mp

851 °C (lit.)

solubility

212.5 g/L

density

2.53 g/cm3 at 20 °C

bulk density

1100 kg/m3

storage temp.

15-25°C

SMILES string

O=C(O[Na])O[Na]

InChI

1S/CH2O3.2Na/c2-1(3)4;;/h(H2,2,3,4);;/q;2*+1/p-2

InChI key

CDBYLPFSWZWCQE-UHFFFAOYSA-L

Looking for similar products? Visit Product Comparison Guide

General description

Sodium carbonate is a volumetric standard manufactured under stringent conditions and measured with the highest possible precision. Its mass fraction is determined by potentiometric titration, and it is qualified in a DIN EN ISO/IEC 17025 accredited laboratory.

Please visit ISO certificates and Site Quality Self-Assessments to access the current certificates of accreditation.

Download your certificate at http://www.sigma-aldrich.com to view certified values, including uncertainty and expiry date.

Application

It is used as a certified reference material (CRM) for the standardization of volumetric solutions in acidimetric titrations, according to USP and Ph. Eur.

Biochem/physiol Actions

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

Features and Benefits

  • Available as a solid in a secure glass bottle to ensure its stability for the entire shelf life until opened.
  • Certified reference material according to ISO 17034
  • High-purity material traceable to NIST SRMs
  • Measured in a DIN EN ISO/IEC 17025 accredited laboratory
  • In accordance with the chapter reagents of USP and Ph. Eur
  • High-quality offering accurate titer determinations
  • Accompanied by a certificate of analysis (CoA)

Packaging

SKU-pack size numbers ending with a "3" are SmartChemicals with an RFID tag on the label for seamless data transfer to the instrument, e.g. xxxxxx1003 or xxxxxxx 4003. More information on www.sigmaaldrich.com/SmartChemicals

Legal Information

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

related product

Product No.
Description
Pricing

pictograms

Exclamation mark

signalword

Warning

hcodes

Hazard Classifications

Eye Irrit. 2

Storage Class

13 - Non 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’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Customers Also Viewed

Slide 1 of 9

1 of 9

Sodium carbonate solution 0.05 M Na2CO3 (0.1 N), Titripur®

Supelco

1.60310

Sodium carbonate solution

Sodium carbonate anhydrous, powder, 99.999% trace metals basis

Sigma-Aldrich

451614

Sodium carbonate

Calcium carbonate volumetric standard, secondary reference material for complexometry, traceable to NIST Standard Reference Material (SRM) Certipur® Reag. USP

Supelco

1.02410

Calcium carbonate

Sodium carbonate anhydrous, free-flowing, Redi-Dri™, ACS reagent, ≥99.5%

Sigma-Aldrich

791768

Sodium carbonate

Sodium carbonate solution for 1000 ml, c(Na₂CO₃) = 0.05 mol/l (0.1 N) Titrisol®

Supelco

1.09940

Sodium carbonate solution

Sodium carbonate anhydrous, EMPROVE® ESSENTIAL, Ph. Eur., BP, ChP, JP, NF

SAFC

1.06398

Sodium carbonate

Sodium carbonate concentrate 0.1 M Na2CO3 in water, eluent concentrate for IC

Supelco

56169

Sodium carbonate concentrate

Sodium carbonate ACS reagent (primary standard), anhydrous, 99.95-100.05% dry basis

Sigma-Aldrich

223484

Sodium carbonate

Articles

The titer determination or standardization of a titration solution is essential for accurate and reliable titration results.

SmartChemicals enable wireless CoA data transfer, reducing human error in titration experiments.

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service