NIST2720

Schwefel in Di-n-Butylsulfid

NIST^® SRM^® 2720

• Synonym(e): Dibutylsulfid, 1,1′-Thiobisbutan, Butylsulfid, NSC 8460
• Lineare Formel: CH₃(CH₂)₃S(CH₂)₃CH₃
• CAS-Nummer: 544-40-1
• Molekulargewicht: 146.29
• Beilstein: 1732829
• MDL-Nummer: MFCD00009468
• UNSPSC-Code: 41116107
• PubChem Substanz-ID: 329818739
• NACRES: NA.24

Eigenschaften

• Qualität: certified reference material
• Qualitätsniveau: 100
• Dampfdichte: 5.07 (vs air)
• Dampfdruck: 5.17 mmHg ( 37.7 °C)
• Verpackung: pkg of 5 x 4.5 mL
• Hersteller/Markenname: NIST^®
• Methode(n): XRF: suitable
• Brechungsindex: n20/D 1.452 (lit.)
• bp: 188-189 °C (lit.)
• mp (Schmelzpunkt): −76 °C (lit.)
• Dichte: 0.838 g/mL at 25 °C (lit.)
• Anwendung(en): petroleum
• Format: matrix material
• SMILES String: CCCCSCCCC
• InChI: 1S/C8H18S/c1-3-5-7-9-8-6-4-2/h3-8H2,1-2H3
• InChIKey: HTIRHQRTDBPHNZ-UHFFFAOYSA-N

Beschreibung

Allgemeine Beschreibung

One unit of SRM 2720 comprises five amber ampoules, each containing approximately 4.5 mL of di-n-butyl sulfide, sealed in an argon atmosphere. For more information, please refer to the COA and SDS.
SRM 2720_cert

SRM 2720_SDS

Anwendung

The Standard Reference Material (SRM) is primarily intended for use as an internal standard in X-ray fluorescence spectrometry (XRF) for measuring sulfur in oils and other liquid hydrocarbon matrices.

Leistungsmerkmale und Vorteile

• NIST certified value for sulfur content is reported based on analyses by isotope dilution thermal ionization mass spectrometry (ID-TIMS)
• Maintenance and expiration of SRM certificate, instructions for use are provided on the NIST certificate.

Sonstige Hinweise

Example analytes are listed below as a reference. Please download a current certificate at nist.gov/SRM for current analytes and certified values.
Sulfur (S)

See certificate for values and more details at nist.gov/SRM.

Rechtliche Hinweise

NIST is a registered trademark of National Institute of Standards and Technology

SRM is a registered trademark of National Institute of Standards and Technology

Sicherheitshinweise

• Lagerklassenschlüssel: 10 - Combustible liquids
• WGK: WGK 2
• Flammpunkt (°F): 141.8 °F
• Flammpunkt (°C): 61 °C