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1.06393

Carbonate de sodium

Name: Carbonate de sodium
Brand: MM

anhydrous, for analysis EMSURE^® ACS,ISO,Reag. Ph Eur

Synonyme(s) :

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

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A propos de cet article

Formule linéaire :

Na₂CO₃

Numéro CAS:

497-19-8

Poids moléculaire :

105.99

UNSPSC Code:

12352302

NACRES:

NA.21

EC Index Number:

207-838-8

MDL number:

MFCD00003494

Beilstein/REAXYS Number:

4154566

Assay:

≥99.9% dry basis (acidimetric)

Grade:

ACS reagent

Form:

powder

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Propriétés

grade

ACS reagent

Quality Level

300

agency

reag. ISO, reag. Ph. Eur.

product line

EMSURE^®

assay

≥99.9% dry basis (acidimetric)

form

powder

potency

4090 mg/kg LD₅₀, oral (Rat)

impurities

≤0.01% Insoluble matter

loss

≤1% loss on drying, 300 °C

pH

11.16 (25 °C, 4 g/L in H₂O)

mp

851 °C (lit.)

density

2.53 g/cm³ at 20 °C

bulk density

1100 kg/m³

anion traces

chloride (Cl^-): ≤0.001%, phosphate (PO₄^3-): ≤0.001%, silicate (as SiO₂): ≤0.005%, sulfur compounds (as SO₄^2-): ≤0.003%

cation traces

Al: ≤0.001%, As: ≤0.0001%, Ca: ≤0.005%, Fe: ≤0.0005%, K: ≤0.005%, Mg: ≤0.0005%, N: ≤0.001%, heavy metals: ≤0.0005%, heavy metals (as Pb): ≤0.0005%

storage temp.

2-30°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

Description

Biochem/physiol Actions

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

Analysis Note

Assay (acidimetric; dried substance): ≥ 99.9 %
Insoluble matter: ≤ 0.01 %
Chloride (Cl): ≤ 0.001 %
Phosphate (PO₄): ≤ 0.001 %
Silicate (as SiO₂): ≤ 0.005 %
Total sulfur (as SO₄): ≤ 0.003 %
Total nitrogen (N): ≤ 0.001 %
Heavy metals (ACS): ≤ 0.0005 %
Heavy metals (as Pb): ≤ 0.0005 %
Al (Aluminium): ≤ 0.001 %
As (Arsenic): ≤ 0.0001 %
Ca (Calcium): ≤ 0.005 %
Fe (Iron): ≤ 0.0005 %
K (Potassium): ≤ 0.005 %
Mg (Magnesium): ≤ 0.0005 %
Loss on drying (300 °C): ≤ 1.0 %
Corresponds to ACS,ISO,Reag. Ph Eur

Other Notes

Replaces: SX0400-20; SX0400-5

Legal Information

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

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pictograms

GHS07

signalword

Warning

hcodes

H319

pcodes

P264 - P280 - P305 + P351 + P338 - P337 + P313

Hazard Classifications

Eye Irrit. 2

Classe de stockage

13 - Non Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c