NIST2720

Sulfur in di-n-butyl sulfide

NIST^® SRM^® 2720

• Sinonimo/i: Dibutyl sulfide, 1,1′-Thiobisbutane, Butyl sulfide, NSC 8460
• Formula condensata: CH₃(CH₂)₃S(CH₂)₃CH₃
• Numero CAS: 544-40-1
• Peso molecolare: 146.29
• Beilstein: 1732829
• Numero MDL: MFCD00009468
• Codice UNSPSC: 41116107
• ID PubChem: 329818739
• NACRES: NA.24

Proprietà

• Grado: certified reference material
• Livello qualitativo: 100
• Densità del vapore: 5.07 (vs air)
• Tensione di vapore: 5.17 mmHg ( 37.7 °C)
• Confezionamento: pkg of 5 x 4.5 mL
• Produttore/marchio commerciale: NIST^®
• tecniche: XRF: suitable
• Indice di rifrazione: n20/D 1.452 (lit.)
• P. ebollizione: 188-189 °C (lit.)
• Punto di fusione: −76 °C (lit.)
• Densità: 0.838 g/mL at 25 °C (lit.)
• applicazioni: petroleum
• Formato: matrix material
• Stringa SMILE: CCCCSCCCC
• InChI: 1S/C8H18S/c1-3-5-7-9-8-6-4-2/h3-8H2,1-2H3; HTIRHQRTDBPHNZ-UHFFFAOYSA-N

Descrizione

Descrizione generale

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

Applicazioni

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.

Caratteristiche e vantaggi

• 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.

Altre note

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.

Note legali

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

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

Informazioni sulla sicurezza

• Codice della classe di stoccaggio: 10 - Combustible liquids
• Classe di pericolosità dell'acqua (WGK): WGK 2
• Punto d’infiammabilità (°F): 141.8 °F
• Punto d’infiammabilità (°C): 61 °C