CAS RN: 75-07-0

Fire Potential

Highly flammable liquid.
Acetaldehyde vapor leaking into a building equipped only with flameproof electrical equipment ... ignited, possibly on contact with rusted steel, corroded aluminum or hot steam lines.
Mixtures of 30-60% of acetaldehyde vapor with air or 60-80% with oxygen may ignite on surfaces at 176 & 105 deg C, respectively, owing to formation & subsequent violent decomp of peroxyacetic acid.
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