NIST2720

Sulfur in di-n-butyl sulfide

NIST^® SRM^® 2720

• Sinônimo(s): Dibutyl sulfide, 1,1′-Thiobisbutane, Butyl sulfide, NSC 8460
• Fórmula linear: CH₃(CH₂)₃S(CH₂)₃CH₃
• Número CAS: 544-40-1
• Peso molecular: 146.29
• Beilstein: 1732829
• Número MDL: MFCD00009468
• Código UNSPSC: 41116107
• ID de substância PubChem: 329818739
• NACRES: NA.24

Propriedades

• grau: certified reference material
• Nível de qualidade: 100
• densidade de vapor: 5.07 (vs air)
• pressão de vapor: 5.17 mmHg ( 37.7 °C)
• embalagem: pkg of 5 x 4.5 mL
• fabricante/nome comercial: NIST^®
• técnica(s): XRF: suitable
• índice de refração: n20/D 1.452 (lit.)
• p.e.: 188-189 °C (lit.)
• pf: −76 °C (lit.)
• densidade: 0.838 g/mL at 25 °C (lit.)
• aplicação(ões): petroleum
• Formato: matrix material
• cadeia de caracteres SMILES: CCCCSCCCC
• InChI: 1S/C8H18S/c1-3-5-7-9-8-6-4-2/h3-8H2,1-2H3
• chave InChI: HTIRHQRTDBPHNZ-UHFFFAOYSA-N

Descrição

Descrição geral

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

Aplicação

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.

Características e benefícios

• 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.

Outras notas

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.

Informações legais

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

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

Informações de segurança

• Código de classe de armazenamento: 10 - Combustible liquids
• Classe de risco de água (WGK): WGK 2
• Ponto de fulgor (°F): 141.8 °F
• Ponto de fulgor (°C): 61 °C