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Merck
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00473

Sigma-Aldrich

Hydrogen

≥99.999%

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About This Item

Fórmula empírica (Notação de Hill):
H2
Número CAS:
Peso molecular:
2.02
Número CE:
Número MDL:
Código UNSPSC:
12141902
ID de substância PubChem:

densidade de vapor

0.07 (21 °C, vs air)

Nível de qualidade

Ensaio

≥99.999%

temperatura de autoignição

1060 °F

Lim. expl.

74.2 %

pb

−252.8 °C (lit.)

pf

−259.2 °C (lit.)

cadeia de caracteres SMILES

[H]

InChI

1S/H2/h1H

chave InChI

UFHFLCQGNIYNRP-UHFFFAOYSA-N

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Embalagem

pressure tin; filling pressure at 15°C: 11 bar; content (15°C, 1 bar): 11 L

Outras notas

Sales restrictions may apply

Pictogramas

FlameGas cylinder

Palavra indicadora

Danger

Frases de perigo

Declarações de precaução

Classificações de perigo

Flam. Gas 1A - Press. Gas Compr. Gas

Código de classe de armazenamento

2B - Aerosol cans and lighters

Classe de risco de água (WGK)

nwg

Ponto de fulgor (°F)

<-238.0 °F - closed cup

Ponto de fulgor (°C)

< -150 °C - closed cup

Equipamento de proteção individual

Eyeshields, Faceshields, Gloves


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Shafeer Kalathil et al.
Biotechnology advances, 31(6), 915-924 (2013-05-18)
Microorganisms naturally form biofilms on solid surfaces for their mutual benefits including protection from environmental stresses caused by contaminants, nutritional depletion or imbalances. The biofilms are normally dangerous to human health due to their inherited robustness. On the other hand
Patrick S Fier et al.
Science (New York, N.Y.), 342(6161), 956-960 (2013-11-23)
Fluorinated heterocycles are prevalent in pharmaceuticals, agrochemicals, and materials. However, reactions that incorporate fluorine into heteroarenes are limited in scope and can be hazardous. We present a broadly applicable and safe method for the site-selective fluorination of a single carbon-hydrogen
Guancai Xie et al.
Advanced materials (Deerfield Beach, Fla.), 25(28), 3820-3839 (2013-07-03)
Hydrogen production from solar water splitting has been considered as an ultimate solution to the energy and environmental issues. Over the past few years, graphene has made great contribution to improving the light-driven hydrogen generation performance. This article provides a
Ondrej L Krivanek et al.
Nature, 514(7521), 209-212 (2014-10-10)
Vibrational spectroscopies using infrared radiation, Raman scattering, neutrons, low-energy electrons and inelastic electron tunnelling are powerful techniques that can analyse bonding arrangements, identify chemical compounds and probe many other important properties of materials. The spatial resolution of these spectroscopies is
Hiroshi Ishikita et al.
Journal of the Royal Society, Interface, 11(91), 20130518-20130518 (2013-11-29)
In protein environments, proton transfer reactions occur along polar or charged residues and isolated water molecules. These species consist of H-bond networks that serve as proton transfer pathways; therefore, thorough understanding of H-bond energetics is essential when investigating proton transfer

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