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Hydrogen

CAS 1333-74-0
EC N/A
LANGUAGE EN
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Product Identification

More information about Hydrogen

Basic Product Information

Product Name
Hydrogen
Product Code
295396

Regulatory Identifiers

CAS Number
1333-74-0 Check regulations

Chemical Abstracts Service registry number - unique identifier for chemical substances

Uses Information

Identified Uses
Laboratory chemicals, Synthesis of substances

Overview

Hydrogen (CAS: 1333-74-0 ) is a colourless substance commonly used laboratory chemicals, synthesis of substances.

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Hazard Identification

More about safety measures

Classification Status

Classified

Signal Word

danger (Danger)

Hazard Classifications

Flam. Gas Category 1 H220
Press. Gas H280
Simple Asphyxiant
GHS02 pictogramGHS04 pictogram

Hazard Statements

  • H220: Extremely flammable gas.
  • H280: Contains gas under pressure; may explode if heated. May displace oxygen and cause rapid suffocation.

Precautionary Statements

  • P210: Keep away from heat/sparks/open flames/hot surfaces. No smoking.
  • P377: Leaking gas fire: Do not extinguish, unless leak can be stopped safely.
  • P381: Eliminate all ignition sources if safe to do so.
  • P410 + P403: Protect from sunlight. Store in a well-ventilated place.

Suppliers & Organizations

Sigma-Aldrich

manufacturer

📍

3050 Spruce Street SAINT LOUIS MO 63103 USA

🌍

US

📞

+1 800-325-5832

📠

+1 800-325-5052

Emergency Contacts

CHEMTREC

📞

+1-703-527-3887

🌍

US

Similar Substances

H
Hydrogen sulfide
CAS: 7783-06-4
N
Nitrogen
No identifier available
O
Oxygen
No identifier available
H
Hydrochloric acid
CAS: 7647-01-0
H
Hydrogen peroxide, 29.0-32.0%
No identifier available
P
Propylene
CAS: 115-07-1
C
Chlorine
CAS: 7782-50-5
M
Methane
CAS: 74-82-8

Physical & Chemical Properties

More about properties
Physical State
Not available
State Under Standard Conditions
Compressed gas
Appearance
colourless
Colour
Not available
Colour Intensity
Not available
Form
Compressed gas
Odor
No data available
Odor Threshold
No data available
Ph
No data available
Melting Point
-259.2 ℃ (-434.6 °F)
Boiling Point
-252.8 ℃ (-423.0 °F)
Flash Point
< - 150 °℃ ( <- 238 ºF)
Freezing Point
Not available
Softening Point
Not available
Solidification Point
Not available
Cloud Point
Not available
Crystallisation Point
Not available
Evaporation Rate
No data available
Relative Evaporation Rate
Not available
Vapor Pressure
No data available
Vapor Density
0.08
Relative Density
No data available
Bulk Density
Not available
Density
Not available
Flammability
No data available
Upper Explosive Limit
74.2 %(V)
Lower Explosive Limit
4 %(V)
Auto Ignition Temperature
No data available
Decomposition Temperature
No data available
Solubility
0.00196 g/l at 0 ℃ (32 ºF)
Partition Coefficient
No data available
Solubility In Water
0.00196 g/l at 0 ℃ (32 ºF)
Solubility In Fat
Not available
Kinematic Viscosity
No data available
Dynamic Viscosity
No data available
Viscosity Type
Not available
Surface Tension
Not available
Explosive Properties
No data available
Oxidizing Properties
No data available
Molecular Weight
Not available
Solid Content
Not available
Solvent Content
Not available
Gas Group
Not available
Relative Vapor Density
0.08
Dissociation Constant
Not available
Hydrolysis Rate
Not available
Concentration
Not available
Temperature
Not available
Particle Characteristics
Not available
Particle Size
Not available
Particle Size Distribution
Not available
Particle Shape
Not available
Particle Aspect Ratio
Not available
Particle Aggregation State
Not available
Particle Agglomeration State
Not available
Particle Specific Surface Area
Not available
Particle Dustiness
Not available
Voc Content
Not available
Voc Concentration
Not available
Voc Content Info
Not available
Metal Corrosion
Not available

Frequently Asked Questions

View full documentation

What is the hazard signal word for Hydrogen?

The signal word for this substance is "danger".

What is the solubility of Hydrogen?

0.00196 g/l at 0 ℃ (32 ºF)

What is Hydrogen used for?

Laboratory chemicals, Synthesis of substances

What are the hazard statements for Hydrogen?

This substance has 2 hazard statements: H220: Extremely flammable gas. H280: Contains gas under pressure; may explode if heated. May displace oxygen and cause rapid suffocation.

What is the melting point of Hydrogen?

The melting point is -259.2 ℃ (-434.6 °F) and the boiling point is -252.8 ℃ (-423.0 °F).