Acrylic acid
|
CAS
79-10-7
|
CH2=CHCOOH
|
RTECS
AS4375000
|
Synonyms & Trade Names
Acroleic acid, Aqueous acrylic acid (technical grade is 94%), Ethylenecarboxylic acid, Glacial acrylic acid (98% in aqueous solution), 2-Propenoic acid
|
DOT ID & Guide
2218 / 132P (inhibited)
|
Exposure
Limits
|
NIOSH REL: TWA 2 ppm (6 mg/m3) [skin]
|
|
OSHA PEL†: none
|
IDLH
N.D.
See: IDLH INDEX
|
Conversion
1 ppm = 2.95 mg/m3
|
Physical Description
Colorless liquid or solid (below 55°F) with a distinctive, acrid odor. [Note: Shipped with an inhibitor (e.g., hydroquinone) since it readily polymerizes.]
|
MW: 72.1
|
BP: 286°F
|
FRZ: 55°F
|
Sol: Miscible
|
VP: 3 mmHg
|
IP: ?
|
|
Sp.Gr: 1.05
|
Fl.P: 121°F
|
UEL: 8.02%
|
LEL: 2.4%
|
|
|
Class II Combustible Liquid: Fl.P. at or above 100°F and below 140°F.
|
Incompatibilities & Reactivities
Oxidizers, amines, alkalis, ammonium hydroxide, chloro-sulfonic acid, oleum, ethylene diamine, ethyleneimine, 2-aminoethanol [Note: Corrosive to many metals.]
|
Measurement Methods
OSHA 28, PV2005
See: NMAM or OSHA Methods |
Personal Protection & Sanitation (See protection)
Skin: Prevent skin contact
Eyes: Prevent eye contact
Wash skin: When contaminated
Remove: When wet or contaminated
Change: No recommendation
Provide: Eyewash, Quick drench
|
First Aid (See procedures)
Eye: Irrigate immediately
Skin: Water flush immediately
Breathing: Respiratory support
Swallow: Medical attention immediately
|
Respirator Recommendations
Not available.
Important additional information about respirator selection
|
Exposure Routes
inhalation, skin absorption, ingestion, skin and/or eye contact
|
Symptoms
Irritation eyes, skin, respiratory system; eye, skin burns; skin sensitization; in animals: lung, liver, kidney injury
|
Target Organs
Eyes, skin, respiratory system
|
|
See also: INTRODUCTION
See ICSC CARD: 0688 |
