BENZENE AR/ACS

Short Name: BENZENE

Other Names: Benzol; Phenyl hydride

Chemical Specifications

Appearance : Clear colorless liquid

Purity (by GC) : Min 99.5%

Identity (IR) : Passes test

Colour scale : Max 10 APHA

Weight/ mL at 20°C : 0.877-0.878 g

Refractive index (20°C; 589 nm) : 1.499 -1.502

Alkalinity : Max 0.0001 meq/g

Copper (Cu) : Max 0.00002%

Iron (Fe) : Max 0.00005%

Lead (Pb) : Max 0.00002%

Substance darkened by H2SO4 : Passes test

Sulphur compounds (S) : Max 0.005%

Thiophene (C4H4S) : Passes test (about 1 ppm)

Freezing point : Min 5.2°C

Water (H2O) : Max 0.05%

Acidity : Max 0.0001 meq/g

Residue on evaporation : Max 0.001%