Neon is a rare atmospheric gas which is odourless, colourless, tasteless, nontoxic, monatomic and chemically inert. The concentration of Neon in the atmosphere, by volume percent, is 1.8 x 10_-3.
Neon is principally shipped and used in gaseous form for excimer lasers, plasma displays, light bulbs, neon signs and R & D laboratory research

Purity Specification (Maximum impurity levels) *

Contaminant	Research Grade (99.999%)	UHP Grade (99.996%)	Volume	Valve
Carbon Dioxide (CO2)	0.5 ppm	1.0 ppm	25 Liters – 7500 Liters)	CGA 580
Carbon Monoxide (CO)	0.5 ppm	1.0 ppm			25 Liters – 7500 Liters)	CGA 580
Helium (He)	8.0 ppm	35.0 ppm			25 Liters – 7500 Liters)	CGA 580
Methane (CH4)	0.5 ppm	1.0 ppm			25 Liters – 7500 Liters)	CGA 580
Nitrogen (N2)	1.0 ppm	4.0 ppm			25 Liters – 7500 Liters)	CGA 580
Oxygen (02)	0.5 ppm	1.0 ppm			25 Liters – 7500 Liters)	CGA 580
Water (H20)	0.5 ppm	1.0 ppm			25 Liters – 7500 Liters)	CGA 580

Xenon gas is odourless, colourless, tasteless, nontoxic, monatomic and chemically inert. The concentration of Xenon gas in the atmosphere, by volume percent, is 8.7 x 10_-6.
Xenon gas is principally shipped and used in gaseous form for excimer lasers, light bulbs, window insulation, ion propulsion, medical applications and Research and Development laboratory research.

Purity Specification (Maximum impurity levels) *

Contaminant	Research Grade (99.999%)	UHP Grade (99.995%)	Volume	Valve
Argon (Ar)	1.0 ppm	10.0 ppm	12 Liters – 5000Liters)	CGA 580
Carbon Dioxide (CO2)	1.0 ppm	2.0 ppm			12 Liters – 5000Liters)	CGA 580
Carbon Tetrafluoride (CF4)	0.5 ppm	2.0 ppm			12 Liters – 5000Liters)	CGA 580
Hydrogen (H2)	2.0 ppm	5.0 ppm			12 Liters – 5000Liters)	CGA 580
Krypton (Kr)	5.0 ppm	25.0 ppm			12 Liters – 5000Liters)	CGA 580
Nitrogen (N2)	2.0 ppm	5.0 ppm			12 Liters – 5000Liters)	CGA 580
Oxygen (02)	0.5 ppm	1.0 ppm			12 Liters – 5000Liters)	CGA 580
Water (H20)	0.5 ppm	1.0 ppm			12 Liters – 5000Liters)	CGA 580
Total Hydrocarbons (THC)	0.5 ppm	1.0 ppm			12 Liters – 5000Liters)	CGA 580

Krypton is a rare atmospheric gas which is odourless, colourless, tasteless, nontoxic, monatomic and chemically inert. The concentration of Krypton in the atmosphere by volume percent is 1.1 x 10_-4.

Krypton is principally shipped and used in gaseous form for excimer lasers, light bulbs, window insulation and R & D laboratory research.

Purity Specification (Maximum impurity levels) *

Contaminant	Research Grade (99.999%)	UHP Grade (99.995%)	Volume	Valve
Argon (Ar)	2.0 ppm	2.0 ppm	25 Liters – 10,000 Liters)	CGA 580
Carbon Dioxide (CO2)	0.5 ppm	1.0 ppm			25 Liters – 10,000 Liters)	CGA 580
Carbon Monoxide (CO)	1.0 ppm	N/A			25 Liters – 10,000 Liters)	CGA 580
Carbon Tetrafluoride (CF4)	0.5 ppm	1.0 ppm			25 Liters – 10,000 Liters)	CGA 580
Hydrogen (H2)	0.5 ppm	2.0 ppm			25 Liters – 10,000 Liters)	CGA 580
Nitrogen (N2)	2.0 ppm	5.0 ppm			25 Liters – 10,000 Liters)	CGA 580
Oxygen (02)	0.5 ppm	1.0 ppm			25 Liters – 10,000 Liters)	CGA 580
Water (H20)	0.5 ppm	1.0 ppm			25 Liters – 10,000 Liters)	CGA 580
Xenon (Xe)	5.0 ppm	25.0 ppm			25 Liters – 10,000 Liters)	CGA 580
Total Hydrocarbons (THC)	0.5 ppm	N/A			25 Liters – 10,000 Liters)	CGA 580