Ethylene Dibromide

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Ethylene Dibromide

Chemical Name:
1,2-Dibromoethane
Formula:

C2H4Br2

CAS Number:
106-93-4
Bromine content (%):
85
Molecular Weight:
187.88

General & Use:

Ethylene Dibromide (EDB) is a major gasolinefuel additive. It is widely used as a solvent and intermediate in the chemical and pharmaceutical industries.

Typical Properties:

Property

Specific Gravity, 20°C/4°C
2.18

Relative Density, 20°C, gas (air = 1)
6.5

Viscosity (centipoises at 0°C), liquid
0.8

Freezing point, °C
9.8

Boillng point, °C
132

Volatility, volume %
100

Specific heat 20°C, cal/g
0.173

latent heat of vaporization, cal/g, bp
45.6

Vapour pressure (mm Hg, 0°C:20°C)
11.6

Vapour pressure (mm Hg, 0°C:30°C)
17.4

Specifications:

Property

Appearance

Acidity (as HCl) ppm
Max 1.8

Assay (as EDB) %
Min 99.5

Color APHA
Max 100

Non-Volatile Matter ppm
Max 20

Density 20/25 C° g/ml
Min 2.17 Max 2.18

Moisture (by KF) ppm
Max 150

Ethylene (ppm)
Max 450

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