N-Butane Gas, Gas Valve & Liquefied Gas Supplier ? Hydrocarbon Gas

PRODUCTS / SPECIALITY GASES / HYDROCARBONS / n-BUTANE

n-BUTANE

C₄H₁₀
UN 1011

Description	Grade Impurities (Liquid Phase)	99.5% (N2.5) (Vol. PPM)	99.9% (N3.0) (Vol. PPM)	99.95% (N3.5) (Vol. PPM)	99.99% (N4.0) (Vol. PPM)
At room temperature and atmospheric pressure, n-Butane is a colourless, flammable, relatively non-toxic gas with a characteristic natural gas odour.	Nitrogen	< 400	< 100	< 40	< 20
	Oxygen	< 100	< 20	< 10	< 5
	Other Hydrocarbons	< 4500	< 900	< 500	< 90
	Moisture	< 5	< 4	< 3	< 2
	Sulphur	< 1	< 1	< 1	< 1
	Lower purities available for refrigeration applications - Please Contact us.

Cylinder Size	Volume (Kg)	Cylinder Data
B10st	5.1	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.
B45Ist	21.9
B50st	25.5
B110Ist	55.1
B450Ist	229.5

PROTON GAS can supply any internationally recognised valve type. For n-Butane the standard international valve types are as follows
American	CGA 510
British	BS 341 - 4
European	DIN 477 - 1

Gas Data
Atomic Weight	58.124
Boiling Point	-0.5°C
Density	2.554 g/cm³
Vapour Pressure	1.75 bar

Recommended Regulator

Single stage brass or stainless steel body with stainless steel internals.

PROTON GAS has a variety of suitable handling equipment for this product - please enquire.

Typical Applications

n-Butane in its purest form is used for the calibration of instruments, and also as an intermediate in the manufacture
of aviation fuel.

Bulk Gases

Pure & Carrier Gases

Rare Gases

Speciality Gases

Hydrocarbons