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Acrylic acid |
CAS 79-10-7 | ||
CH2=CHCOOH |
RTECS AS4375000 | ||
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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) |
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Exposure
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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 | ||
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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.] |
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MW: 72.1 |
BP: 286°F |
FRZ: 55°F |
Sol: Miscible |
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VP: 3 mmHg |
IP: ? |
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Sp.Gr: 1.05 |
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Fl.P: 121°F |
UEL: 8.02% |
LEL: 2.4% |
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| Class II Combustible Liquid: Fl.P. at or above 100°F and below 140°F. | |||
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Incompatibilities & Reactivities Oxidizers, amines, alkalis, ammonium hydroxide, chloro-sulfonic acid, oleum, ethylene diamine, ethyleneimine, 2-aminoethanol [Note: Corrosive to many metals.] |
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Measurement Methods OSHA 28, PV2005 See: NMAM or OSHA Methods |
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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 |
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Important additional information about respirator selection Respirator Recommendations Not available. |
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| 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 | |
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Target Organs
Eyes, skin, respiratory system |
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| See also: INTRODUCTION See ICSC CARD: 0688 |