Benzene

English nameaaBenzene CAS number:71-43-2;174973-66-1;54682-86-9 EINECS number: 200-753-7 Purity:99.8%min

English name: BenzeneEnglish alias: Benzol; Benzolene; Bicarburet of hydrogen; Carbon oil; Coal naphtha; Cyclohexatriene; Mineral naphtha; Motor benzol; Nitration benzene; Phene; Phenyl hydride; Pyrobenzol;  BENZENE 5000; BENZENE 300CAS number: 71-43-2; 174973-66-1; 54682-86-9EINECS number: 200-753-7Formula: C6H6Molecular weight: 78.11Chemical properties:Colorless transparent volatile liquidMelting point: 5.51 °CBoiling point: 80.1 °CLiquid density (20 °C) : 879.4 kg/m3The density of the gas: 2.770 kg/m3The relative density (38 °C, air = 1) : 1.4Gasification hot (25 °C) : 443.62 kJ/kg(80.1 °C) : 394.02 kJ/kgThe critical temperature: 288.94 °CCritical pressure: 4898 kPaSpecific heat let (gas, 90 °C and 101.325 kPa) : Cp = 1361.96 kJ / (kg. K) Cv = 1238.07 kJ / (kg. K)(liquid, 5 °C) : 1628.665 kJ / (kg. K)(liquid, 20 °C) : 1699.841 kJ / (kg. K)Heat capacity than: (gas, 90 °C and 101.325 kPa) : Cp/Cv = 1.10Steam pressure (26.1 °C) : 13.33 kPaViscosity (20 °C) : 0.647 mPaSurface tension (contact with air, 0 °C) : 31.6 mN/mCoefficient of thermal conductivity (12 °C, liquid) : 0.13942 W / (m.K)(0 °C, liquid,) : 0.0087671 W / (m.K)Refractive index (20 °C) : nD = 14462Flash point:-11 °CFlash point: 562.2 °CExplosion limit: 1.3% to 7.1%The most pressure: 9 kg/cm2The most pressure concentration: 3.9%The most easily ignites concentration: 5%Burning hot (liquid, 25 °C) : 3269.7 KJ/molToxic levels: 2Inflammable levels: 3Easy explosive levels: 0

Chemical properties:

Under the conditions of benzene in next for a sweet smelling colorless transparent volatile liquid. Product use:Basic chemical raw materials, used as a solvent and synthesis benzene derivatives, spices, dye, plastic, medicine, explosives, rubber, etc.

Benzene