HCOOH
F.W. 46.03
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Hazard Alert
Corrosive to skin and tissue; reacts violently with bases. Upon aging, decomposes to carbon monoxide and water thus creating potential explosive danger in a tightly sealed bottle. Explosions have occurred. Slightly toxic by ingestion and inhalation. LD50 1100 mg/kg. TLV 9.4 mg/m3.