Description

Air is the natural atmosphere of the earth, a nonflammable, colorless, odorless gas that consists of a mixture of gaseous elements (with argon, water vapor, a small amount of carbon dioxide, and traces of many other constitutes).

Applications

used in respiratory therapy and humidity treatments using nebulizers.

And also in diving

Product specification ( breathing air )

1 – physical properties

Molecular Weight	28.975 kg/kmol
Boiling point at 1.013 bar	-194.3 C
Gas density at 1.013 bar	1.2 kg/m3
Specific Volume	0.833 m3/kg

2 – Hazards & transportation:

Major Hazard	High pressure
Toxicity	None
Fire Potential	Nonflammable
Odour	None
DOTE Name	Compressed – Air
DOT Label	Nonflammable Gas
Identification No:	UN-1002 ( Compressed Gas)
Hazard Class/ Division	2.2

3 – Cylinder Data:

Color	body –  Green and Silver at the valve end
Valve	CGA:346
Water capacity	40 liters. (standard)
Contents	6.0 m3
Filling Pressure at 21°C,	150 bar

4 – Gas Specifications:

GRADE	MAXIMUM LEVEL OF CRITICAL IMPURITIES (PPM BY VOLUME)
	H2O	THC	CO2	CO
Medical/ Breathing Air O2:20.9% & N2:79.10%	3.0	1.0	200.0	5.0