25/8/2014 CDC - NIOSH Pocket Guide to Chemical Hazards - Acrylic acid

http://www.cdc.gov/niosh/npg/npgd0013.html 1/2

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Acrylic acid

Sy n on y m s & T ra de Na m es Acroleic acid, Aqueous acrylic acid (technical grade is 94%), Ethylenecarboxylic acid,Glacial acrylic acid (98% in aqueous solution), 2-Propenoic acid

CA S No. 79-10-7 RT ECS No.

AS4375000 (/niosh-rtecs/AS42C1D8.html)

DOT ID & Gu ide 2218 132P (http://wwwapps.tc.gc.ca/saf-sec-sur/3/erg-gmu/erg/guidepage.aspx?guide=132&poly=1)

(http://www.cdc.gov/Other/disclaimer.html) (inhibited)

Form u la CH2=CHCOOH Con v ersion 1 ppm =2.95 mg/m

IDLH N.D.See: IDLH INDEX (/niosh/idlh/intridl4.html)

Exposure Limits

NIOSH REL : TWA 2 ppm (6 mg/m ) [skin] OSHA PEL † (nengapdxg.html) : none

Mea su rem en t Met h ods OSHA 28(http://www.osha.gov/dts/sltc/methods/organic/org028/org028.html)

(http://www.cdc.gov/Other/disclaimer.html) , PV2005(http://www.osha.gov/dts/sltc/methods/partial/pv2005/2005.html)

(http://www.cdc.gov/Other/disclaimer.html)

See: NMAM (/niosh/docs/2003-154/) or OSHA Methods(http://www.osha.gov/dts/sltc/methods/index.html) (http://www.cdc.gov/Other/disclaimer.html)

Ph y sica l Descript ion Colorless liquid or solid (below 55°F) with a distinctive, acrid odor. [Note: Shipped with aninhibitor (e.g., hydroquinone) since it readily polymerizes.]

MW: 72.1 BP: 286°F FRZ:

55°FSol:

MiscibleV P: 3 mmHg IP: ?

Sp.Gr:

1.05Fl.P:

121°FUEL:

8.02%LEL:

2.4%

Class II Combustible Liquid: Fl.P. at or above 100°F and below 140°F.

In com pa t ibilit ies & Rea ct iv it ies Oxidizers, amines, alkalis, ammonium hydroxide, chloro-sulfonic acid, oleum,ethylene diamine, ethyleneimine, 2-aminoethanol [Note: Corrosive to many metals.]

Exposu re Rou t es inhalation, skin absorption, ingestion, skin and/or eye contact

Sy m pt om s irritation eyes, skin, respiratory system; eye, skin burns; skin sensitization; in animals: lung, liver,kidney injury

T a rget Orga n s Eyes, skin, respiratory system

Person a l Prot ect ion /Sa n it a t ion (See protectioncodes (protect.html) ) Skin: Prevent skin contact Eyes: Prevent eye contact

First A id (See procedures (firstaid.html) )Eye: Irrigate immediately Skin: Water flush immediately Breathing: Respiratory support

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25/8/2014 CDC - NIOSH Pocket Guide to Chemical Hazards - Acrylic acid

http://www.cdc.gov/niosh/npg/npgd0013.html 2/2

Pa g e la st r ev iew ed: A pr il 4 , 2 01 1

Pa g e la st u pda ted: Nov em ber 1 8 , 2 01 0

Con ten t sou r ce: Na t ion a l In st itu te for Occu pa t ion a l Sa fety a n d Hea lth (NIOSH) Edu ca t ion a n d In for m a tion Div ision

Centers for Disease Control and Prevention 1600 Clifton Rd. Atlanta, GA 30333, USA800-CDC-INFO (800-232-4636) TTY : (888) 232-6348 - Contact CDC–INFO

Wash skin: When contaminated Remove: When wet or contaminated Change: No recommendation Provide: Eyewash, Quick drench

Swallow: Medical attention immediately

Respira t or Recom m en da t ion s

Not available.

Important additional information about respirator selection (pgintrod.html#mustread)

See also: INTRODUCTION (/niosh/npg/pgintrod.html) See ICSC CARD: 0688 (/niosh/ipcsneng/neng0688.html)