Deuterium, D2 Specialty Gas

CAS No.	7782-39-0
UN No.	1957
EINECS No.	231-952-7
Molecular weight	4.032
Appearance	colourless, odourless
Melting point	18.73 K
Boiling point	23.65 K
Density	0.180kg/m³
DOT Class	2.1
Label	Flammable Gas

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Deuterium is an isotope of hydrogen, also known as heavy hydrogen. Deuterium gas is a colorless, odorless and flammable gas at room temperature, with an abundance of 0.015% on earth. It has very little content in ordinary hydrogen, and mostly exists in seawater and ordinary water in the form of heavy water D2O, deuterium oxide.

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Used as a non-radioactive, stable isotopic tracer in chemistry, biochemistry and environmental sciences

Used in hydrogen nuclear magnetic resonance spectroscopy

99.999% D2, High Purity Grade

Specification	99.999%
Carbon Dioxide	﹤0.5 ppm
Carbon Monoxide	﹤0.5 ppm
Hydrogen Deuteride	﹤3000 ppm
Hydrogen	﹤ 10 ppm
Nitrogen	﹤10 ppm
Oxygen	﹤1 ppm
THC	﹤1 ppm
Water/Heavy Water	﹤1 ppm