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hydrogen

Hydrogen (H2)

Hydrogen gas (H₂) is primarily produced through industrial processes such as natural gas reforming, electrolysis of water, and biomass conversion. It is a colorless, odorless, and non-toxic gas under normal conditions.

RangeResolutionTechnologySensor Module
1000 PPM
1ECES-H2-4EC1000
10,000 PPM1ECES-H2-7EC10000
2000 PPM1ECES-H2-4EC2000
  • OSHA: No PEL for H₂, but oxygen levels must remain above 19.5%.
  • US EPA: No specific NAAQS, but hydrogen levels should be below the Lower Explosive Limit (LEL) of 4% in air
  • Asphyxiation: Displaces oxygen in confined spaces, leading to dizziness, confusion, and unconsciousness.
  • Flammability: Highly flammable, forming explosive mixtures (4-75% hydrogen in air).
  • Breathing Issues: High concentrations may cause dizziness, chest tightness, and difficulty breathing.