1.02406
Sodium chloride
volumetric standard, secondary reference material for argentometry, traceable to NIST SRM Certipur® Reag. Ph Eur,Reag. USP
Synonym(s):
Halite, NaCl
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About This Item
Linear Formula:
NaCl
CAS Number:
Molecular Weight:
58.44
Beilstein:
3534976
MDL number:
UNSPSC Code:
41116107
EC Index Number:
231-598-3
NACRES:
NA.24
Agency
ISO 17025
reag. Ph. Eur.
reag. USP
Quality Level
vapor pressure
1.3 hPa ( 865 °C)
product line
Certipur®
form
solid
potency
3000 mg/kg LD50, oral (Rat)
>10000 mg/kg LD50, skin (Rabbit)
technique(s)
titration: suitable
pH
4.5-7.0 (20 °C, 100 g/L in H2O)
bp
1461 °C/1013 hPa
mp
801 °C (lit.)
solubility
358 g/L
bulk density
1140 kg/m3
storage temp.
15-25°C
SMILES string
[Na+].[Cl-]
InChI
1S/ClH.Na/h1H;/q;+1/p-1
InChI key
FAPWRFPIFSIZLT-UHFFFAOYSA-M
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General description
Sodium chloride (NaCl) is a volumetric standard manufactured under rigorous conditions and analyzed with the highest possible precision. The mass fraction of the standard 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.
In our effort to be more sustainable, we′re going digital with COAs-download them directly from our website. Download your certificate at http://www.sigma-aldrich.com to view certified values, including uncertainty and expiry date.
Please visit ISO certificates and Site Quality Self-Assessments to access the current certificates of accreditation.
In our effort to be more sustainable, we′re going digital with COAs-download them directly from our website. Download your certificate at http://www.sigma-aldrich.com to view certified values, including uncertainty and expiry date.
Application
It finds its use as a certified reference material (CRM) for the standardization of volumetric solutions in argentometric titrations, in accordance with USP and Ph. Eur.
Features and Benefits
- Available as a solid in a contamination-proof 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 SRMs from NIST
- Analyzed 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
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
Storage Class Code
13 - Non Combustible Solids
WGK
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’.
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Global Trade Item Number
| SKU | GTIN |
|---|---|
| 1.02406.0080 | 04022536555829 |