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791768

Sigma-Aldrich

Carbonate de sodium

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

Synonyme(s) :

Acide carbonique, sel disodique, Carbonate de soude, Soude calcinée

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About This Item

Formule linéaire :
Na2CO3
Numéro CAS:
497-19-8
Poids moléculaire :
105.99
Numéro Beilstein :
4154566
Numéro CE :
207-838-8
Numéro MDL:
MFCD00003494
Code UNSPSC :
12352302
Nomenclature NACRES :
NA.21

Qualité

ACS reagent
anhydrous
free-flowing

Agence

suitable for EPA 300

Gamme de produits

Redi-Dri™

Pureté

≥99.5%

Forme

powder

Impuretés

≤0.005% silica
≤0.01% insolubles

Perte

≤1.0% loss on heating

pH

12 (25 °C, 106 g/L)

Pf

851 °C (lit.)

Traces d'anions

chloride (Cl-): ≤0.001%
phosphate (PO43-): ≤0.001%
sulfur compounds (as SO42-): ≤0.003%

Traces de cations

Ca: ≤0.03%
Fe: ≤5 ppm
K: ≤0.005%
Mg: ≤0.005%
heavy metals: ≤5 ppm (by ICP-OES)

Chaîne SMILES 

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

InChI

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

Clé InChI

CDBYLPFSWZWCQE-UHFFFAOYSA-L

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Catégories apparentées

Application


  • Denitrification mechanism of NaOH in the presence of carbon.: Explores the interaction between sodium carbonate and other chemicals in environmental applications, particularly focusing on denitrification processes important for water treatment (Li et al., 2005).

  • Evaluation of capillary electrophoresis for determining the concentration of dissolved silica in geothermal brines.: Discusses the role of sodium carbonate in modifying sample pH for capillary electrophoresis, essential for accurate measurement of silica in complex geothermal fluids (Santoyo et al., 2005).

Actions biochimiques/physiologiques

Constituant de tampon pouvant être utilisé pour l′extraction des protéines membranaires périphériques.

Informations légales

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

Pictogrammes

Exclamation mark
GHS07

Mention d'avertissement

Warning

Mentions de danger

H319

Classification des risques

Eye Irrit. 2

Code de la classe de stockage

11 - Combustible Solids

Classe de danger pour l'eau (WGK)

WGK 1

Point d'éclair (°F)

Not applicable

Point d'éclair (°C)

Not applicable

Certificats d'analyse (COA)

Recherchez un Certificats d'analyse (COA) en saisissant le numéro de lot du produit. Les numéros de lot figurent sur l'étiquette du produit après les mots "Lot" ou "Batch".

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Consulter la Bibliothèque de documents

Jia Bao et al.
Environmental science and pollution research international, 21(12), 7650-7655 (2014-03-14)
Severe perfluoroalkyl acid (PFAA) contamination resulting from the fast-growing semiconductor, electrochemical, and optoelectronic industries has been determined in the river water in the vicinity of the Taipei area, Taiwan, during recent years. However, little is known about body burdens of
Yukiyo Sato et al.
PloS one, 9(6), e99041-e99041 (2014-06-11)
The accumulation of RCY1 protein, which is encoded by RESISTANCE TO CMV(Y) (RCY1), a CC-NB-LRR class R-gene, is tightly correlated with the strength of the resistance to a yellow strain of Cucumber mosaic virus [CMV(Y)] in Arabidopsis thaliana. In order
M Hedenstierna et al.
Alimentary pharmacology & therapeutics, 41(6), 532-543 (2015-01-30)
A sustained viral response (SVR) after interferon-based therapy of chronic hepatitis C virus (HCV) infection is regarded to represent a cure. Previous studies have used different markers to clarify whether an SVR truly represents a cure, but no study has
Annabelle Lim et al.
Microbes and infection, 16(1), 51-60 (2013-10-22)
Despite high vaccination coverage, pertussis remains an important respiratory infectious disease and the least-controlled vaccine-preventable infectious disease in children. Natural infection with Bordetella pertussis is known to induce strong and long-lasting immunity that wanes later than vaccine-mediated immunity. Therefore, a
I Irwansyah et al.
Advanced materials (Deerfield Beach, Fla.), 27(4), 648-654 (2014-12-03)
Antimicrobial hydrogels are prepared based on the co-assembly of commercial Fmoc-phenylalanine and Fmoc-leucine, which act as the hydrogelator and antimicrobial building block, respectively. This co-assembled antimicrobial hydrogel is demonstrated to exhibit selective bactericidal activity for gram-positive bacteria while being biocompatible
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Redi-Dri™ – The World of Free-flowing Hygroscopic Products

Redi-Dri™ prevents hygroscopic powders, such as inorganic salts, from absorbing moisture and forming clumps, leaving the salts free-flowing every time.

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