12540

Benzene

analytical standard

• Empirical Formula (Hill Notation): C₆H₆
• CAS Number: 71-43-2
• Molecular Weight: 78.11
• Beilstein: 969212
• EC Number: 200-753-7
• MDL number: MFCD00003009
• PubChem Substance ID: 329749754
• NACRES: NA.24

Properties

• Quality Level: 100
• grade: analytical standard
• vapor density: 2.77 (vs air)
• vapor pressure: 166 mmHg ( 37.7 °C); 74.6 mmHg ( 20 °C)
• assay: ≥99.9% (GC)
• autoignition temp.: 1043 °F
• shelf life: limited shelf life, expiry date on the label
• expl. lim.: 8 %
• technique(s): HPLC: suitable; gas chromatography (GC): suitable
• impurities: ≤0.03% water; water
• refractive index: n20/D 1.501 (lit.); n20/D 1.501
• bp: 80 °C (lit.)
• mp: 5.5 °C (lit.)
• density: 0.874 g/mL at 25 °C (lit.)
• application(s): environmental
• format: neat
• SMILES string: c1ccccc1
• InChI: 1S/C6H6/c1-2-4-6-5-3-1/h1-6H
• InChI key: UHOVQNZJYSORNB-UHFFFAOYSA-N

Description

Application

Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

Benzene may be used as a reference standard in the determination of the analyte in beverages using headspace gas chromatography coupled with flame ionization detector (HS-GC-FID).

Safety Information

• Pictograms: GHS02,GHS07,GHS08
• Signal Word: Danger
• Hazard Statements: H225 - H304 - H315 - H319 - H340 - H350 - H372 - H412
• Precautionary Statements: P210 - P273 - P301 + P310 - P303 + P361 + P353 - P305 + P351 + P338 - P331
• Hazard Classifications: Aquatic Chronic 3 - Asp. Tox. 1 - Carc. 1A - Eye Irrit. 2 - Flam. Liq. 2 - Muta. 1B - Skin Irrit. 2 - STOT RE 1
• Target Organs: Blood
• Storage Class Code: 3 - Flammable liquids
• WGK: WGK 3
• Flash Point(F): 12.2 °F
• Flash Point(C): -11 °C
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves
• EU REACH Annex XVII (Restriction List): CAS No.71-43-2