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Formamide

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Synonyms & Trade Names
Carbamaldehyde, Methanamide
CAS No.
75-12-7
RTECS No.
LQ0525000
DOT ID & Guide
Formula
HCONH₂
Conversion
1 ppm = 1.85 mg/m3
IDLH
N.D.
See: IDLH INDEX
Exposure Limits
NIOSH REL
TWA 10 ppm (15 mg/m3) [skin]
OSHA PEL
none See Appendix G
Measurement Methods
None available
See: NMAM or OSHA Methods
Physical Description
Colorless, oily liquid. [Note: A solid below 37°F.]
Molecular Weight
45.1
Boiling Point
411°F (Decomposes)
Freezing Point
37°F
Solubility
Miscible
Vapor Pressure
(86°F): 0.1 mmHg
Ionization Potential
10.20 eV
Specific Gravity
1.13
Flash Point
(oc) 310°F
Upper Explosive Limit
?
Lower Explosive Limit
?
Class IIIB Combustible Liquid: Fl.P. at or above 200°F.
Incompatibilities & Reactivities
Oxidizers, iodine, pyridine, sulfur trioxide, copper, brass, lead [Note: Hygroscopic (i.e., absorbs moisture from the air).]
Exposure Routes
inhalation, ingestion, skin and/or eye contact
Symptoms
irritation eyes, skin, mucous membrane; drowsiness, lassitude (weakness, exhaustion); nausea; acidosis; skin eruptions; In Animals: reproductive effects
Target Organs
Eyes, skin, respiratory system, central nervous system, reproductive system
Personal Protection/Sanitation
(See protection codes)
Skin:No recommendation
Eyes:Prevent eye contact
Wash skin:No recommendation
Remove:No recommendation
Change:No recommendation
First Aid
(See procedures)
Eye:Irrigate immediately
Skin:Water wash
Breathing:Respiratory support
Swallow:Medical attention immediately
Respirator Recommendations

Not available.

Important additional information about respirator selection

See also
INTRODUCTION   ICSC CARD: 0891
Page last reviewed: October 30, 2019
Content source: National Institute for Occupational Safety and Health