Isobutane Intergas International Gases and Chemicals Limited

Intergas Products > Hydrocarbons > Isobutane

ISOBUTANE
(2-Methylpropane)

C₄H₁₀
UN 1011

DESCRIPTION: Isobutane (C4H10) is the simplest member of the isoalkane series of hydrocarbons. It is a colourless, easily liquefied flammable gas.

TYPICAL APPLICATIONS: Calibration of instruments such as temperature and pressure gauges. Also used in the manufacture of aviation fuel.

Order Isobutane: +44 (0) 1782 822061 or Contact Us.

View Material Safety Data Sheet (MSDS)

Grade Max Impurities	99.5% (N2.5)	99.9% (N3.0)	99.95% (N3.5)	99.99% (N4.0)
(Liquid Phase)	(Mol. PPM)	(Mol. PPM)	(Mol. PPM)	(Mol. PPM)
Nitrogen	< 400	< 100	< 40	< 20
Oxygen	< 100	< 40	< 5	< 5
Propane	< 1000	< 500	< 300	< 50
n-Butane	< 3000	< 300	< 200	< 30
Mositure	< 10	< 5	< 5	< 3
Sulphur	< 1	< 1	< 1	< 1
Lower purities available for refrigeration applications - please contact us.

Cylinder Size	Volume (Kg)
B10st	4.9
B45lst	21.1
B50st	24.5
B110lst	52.9
B450lst	220.5

Cylinder Data

Supplied as a liquefied gas under its own vapour pressure in steel or aluminium cylinders.
Standard sizes / volumes as listed -
larger volumes are available on request.

INTERGAS can supply any internationally recognised valve type. For Isobutane the standard international valve types are as follows:
American	CGA 510
British	BS 341-4
European	DIN 477-1
Recommended Regulator
Single stage brass or stainless steel body with stainless steel internals. INTERGAS has a variety of suitable handling equipment for this product - please enquire.

Gas Data
Atomic Weight	58.124
Boiling Point	-11.7°C
Density	2.487 g/cm³
Vapour Pressure	2.62 bar