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Sodium Chloride

Properties, data and information sources.

 

Contents

Sodium chloride is an inorganic compound from the group of halides, which is chemically characterized as the salt of hydrochloric acid. The substance is generally known as table salt.

 

Names and Identifiers

Name
Sodium Chloride
Formula
ClNa
NaCl
Molar mass
58.44 (g/mol)
CAS registry number
7647-14-5
EC number EINECS
231-598-3
InChI Key
FAPWRFPIFSIZLT-UHFFFAOYSA-M

Other names, synonyms
Salt; Table salt; Halite; Common salt; Sodium monochloride; Chlorosodium

INCI name
SODIUM CHLORIDE

Latin name
Natrii chloridum

 

Chemical formulas

Molecular formula and structural formula of Sodium Chloride:

 

ClNa or NaCl

Mr = 58.4398 g/mol
SMILES: [Na+].[Cl-]

 

Data and Properties

Pure sodium chloride exists as a white, odorless, salty-tasting, crystalline solid.

solubility:
+ Easily soluble in water.
- Very slightly soluble in ethanol (0.065 g/L at 25 °C).
melting point
800.7 °C
boiling point
1465 °C
density
2.17 g cm-3 at 20 °C

1.549 g cm-3 at 801 °C [l]
surface tension
110 mN/m at 850 °C
standard enthalpy of formation
-411.120 kJ/mol at 25 °C
standard entropie
72.10 J/(mol K)
heat capacity
50.5 J/(mol K)
permittivity
ε = 6.12 at RT
(dielectric constant)
magnetic susceptibility χ
-30.2 × 10-6 cm3 mol-1
crystal structure:
Sodium chloride crystallizes in the cubic NaCl structure: Fm3m, No. 225, lattice parameter a = 564.00 pm, Z = 6, Pearson symbol cF8. The Na+ and Cl+ ions are each octahedrally coordinated.

 

Percentage and isotopic composition:

Mass-related elemental composition and isotope proportions of the compound Sodium Chloride - ClNa - calculated based on molecular mass.

Symbol
Element ENumber x
of atoms ExData of the element
and isotopes *Percentages
of isotopesPercentage of
Ex in formula massCl
Chlorine1ΣAr = 35.45 u
35Cl: 34.96885 u [75,80 %]
36Cl: 35.96831 u [<< 1 %]
37Cl: 36.9659 u [24,2 %] 
35Cl: 45.98085 %
36Cl: trace
37Cl: 14.6799 %
60.6607 %Na
Sodium1ΣAr = 22.98976928 u
22Na: 21.99444 u [<< 1 %]
23Na: 22.98977 u [100 %]
24Na: 23.99096 u [<< 1 %] 
22Na: trace
23Na: 39.33925 %
24Na: trace
39.3393 %

*) The third column lists the atomic masses or isotope masses of the elements involved and - in square brackets - the natural isotope composition.

 

More calculated data

The molar mass is M = 58.43976928 grams per mole.

The amount of substance in one kilogram of the substance is n = 17.112 mol.

The amount of substance in one gram of the substance is n = 0.017 mol.

Monoisotopic mass: 57.95862198 Da - related to 35Cl23Na.

 

Use in Cosmetics

INCI Name: SODIUM CHLORIDE

Ingredient of cosmetic products in the function as a filler, fragrance, oral care and viscosity regulating component.

Source: CosIng (Cosmetic Ingredient Database) number: 37813.

 

Hazard warnings according to GHS

(General information without guarantee of accuracy and completeness! The information does not replace the chemical safety data sheet or a risk assessment, but rather provides a general overview of the risk posed by the hazardous substance.

Signal word: Warning

GHS hazard statements (H phrases):


H319
Causes serious eye irritation

LD50 (rat, oral): 3000 mg/kg.

Labeling in the EU: See ECHA Substance Infocard 100.028.726.

Note: The labeling requirement according to the CLP Regulation (EU) does not apply, among other things, to certain substances and mixtures for end users that are in the form of finished products, such as pharmaceuticals, veterinary drugs, cosmetics, certain medical products and medical devices, food or feed, as well as certain Food additives or flavorings. Special legal regulations may need to be adhered to here.

 

External Sources

PubChem:ID 5234ChemSpider:ID 5044Kegg database DBGET:ID D02056UNII of the FDA (USA):Unique Ingredient Identifier 451W47IQ8XEPA CompTox Chemicals Dashboard:DTXSID3021271NCI Thesaurus:C29974 (active ingredient description)Other CAS RN:11062-32-1; 11062-43-4; 8028-77-1; 418758-90-4 (also used, outdated or deleted registration numbers)

 

Manufacturers and Sources of Supply

The table below lists producers and suppliers of Sodium Chloride as a commercial chemical for laboratories, research, industry and production with the corresponding contact details.

 

More Chemistry

isotopes

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Last update: 2023-12-05

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