Heptane, standard substance for GC

- Synonyms: n-Dipropylmethane, n-Heptylhydride - C7H16 - M = 100,21 g/mol - CAS [142-82-5] - EINECS-No.: 205-563-8 - Density: 0,68 g/cm3 - Solub. in water: (20 ºC): almost non-miscible - Melting point: -90,6 ºC - Boiling point: 98,4 ºC - Flash pt. -4 ºC - Ignition temp.: 215 ºC - Vapour pressure: (20 ºC) 48 hPa - Refraction index: (n 20 ºC/D) 1,3876 - Dielectric const.: (20 ºC) 1,9 - LD 50 (oral, rat): > 15000 mg/kg - EC-Index-No.: 601-008-00-2 - ADR: 3 F1 II UN 1206 - IMDG: 3 II UN 1206 - IATA/ICAO: 3 II UN 1206 - GHS-signal word: Danger - GHS-H sentences: H225 - H304 - H315 - H336 - H400 - H410 - GHS-P sentences: P210 - P301+P310 - P303+P361+P353 - P370+P378 - P405 - P501a - Tariff number: 2901 10 00 00 - Applications: analytical chemistry, as gasoline additive. SPECIFICATIONS assay: 99,0 % over ramp: 40ºC, 5ºC/min 120ºC, 30ºC/min 200 °C identity: IR