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Chemical Sampling Information (CSI)
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General Description

Synonyms: Methyl Propenoate; Acrylic Acid, Methyl Ester; 2-Propenoic Acid, Methyl Ester

OSHA IMIS Code Number: 1653

Chemical Abstracts Service (CAS) Registry Number: 96-33-3

NIOSH Registry of Toxic Effects of Chemical Substances (RTECS) Identification Number: AT2800000

Department of Transportation Regulation Number (49 CFR 172.101) and Guide: 1919 129P (inhibited)

NIOSH Pocket Guide to Chemical Hazards, Methyl Acrylate: chemical description, physical properties, potentially hazardous incompatibilities, and more

Exposure Limits

OSHA Permissible Exposure Limit (PEL):
General Industry: 29 CFR 1910.1000 Z-1 Table -- 10 ppm, 35 mg/m3 TWA; Skin

Construction Industry: 29 CFR 1926.55 Appendix A -- 10 ppm, 35 mg/m3 TWA; Skin

Maritime: 29 CFR 1915.1000 Table Z-Shipyards -- 10 ppm, 35 mg/m3 TWA; Skin
American Conference of Governmental Industrial Hygienists (ACGIH) Threshold Limit Value (TLV): 2 ppm TWA; Skin; Sensitizer; Appendix A4 - Not Classifiable as a Human Carcinogen

National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Limit (REL): 10 ppm, 35 mg/m3 TWA; Skin


Health Factors

Carcinogenic Classification:
International Agency for Research on Cancer (IARC): Group 3, not classifiable as to its carcinogenicity to humans [34 KB PDF, 8 pages]
NIOSH Immediately Dangerous To Life or Health Concentration (IDLH): 250 ppm

Potential Symptoms: Eye, upper respiratory, and skin irritation; lachrymation; sore throat, cough; shortness of breath, pulmonary edema; headache; nausea; pain, severe deep burns on contact with eyes or skin; skin sensitization, contact dermatitis.

Health Effects: Irritation-Eye, Nose, Throat, Skin---Marked (HE14); Acute lung damage (HE4); Cumulative lung, liver and kidney damage (HE3).

Affected Organs: Respiratory system, eyes, skin

Notes:
  1. Vapor/air mixtures are explosive. Odor warning is insufficient when exposure limit is exceeded.
Date Last Revised: 02/25/2004

Literature Basis:
  • NIOSH Pocket Guide to Chemical Hazards: Methyl Acrylate.
  • International Chemical Safety Cards (WHO/IPCS/ILO): Methyl Acrylate.
  • Pohanish, R.P. (editor): Methyl Acrylate. In, Sittig's Handbook of Toxic and Hazardous Chemicals and Carcinogens, Fourth Ed., Vol. 2. Norwich, NY: Noyes Publications, William Andrew Publishing, 2002, pp. 1517-1519.
Monitoring Methods used by OSHA

Laboratory Sampling/Analytical Method:
  • sampling media: Coated Charcoal Tube (110/55 mg sections, 20/40 mesh) Coating is 10% 4-tert-butylcatechol.
    analytical solvent: Carbon Disulfide
    maximum volume: 12 Liters
    maximum flow rate: 0.05 L/min
    current analytical method: Gas Chromatography; GC/FID
    method reference: OSHA Analytical Method (OSHA 92)
    method classification: Fully Validated
On-Site Sampling Techniques/Methods:
  • device: Detector Tube
    manufacturer: Dräger
    model/type: Methyl Acrylate 5/a, order no. 67 28161
    sampling information: 20 strokes
    upper measurement limit: 200 ppm
    detection limit: approximately 2 ppm
    overall uncertainty: approximately 50%
    method reference: on-site air secondary (manufacturer)
  • device: Detector Tube
    manufacturer: Gastec
    model/type: 141L
    sampling information: 2 strokes
    upper measurement limit: 400 ppm
    detection limit: 10 ppm
    overall uncertainty: 25%
    method reference: on-site air secondary (manufacturer)
  • device: Detector Tube
    manufacturer: Matheson-Kitagawa
    model/type: 8014-211U
    sampling information: 2 strokes
    upper measurement limit: 60 ppm
    detection limit: approximately 2 ppm
    overall uncertainty: unknown
    method reference: on-site air secondary (manufacturer)
Wipe Sampling Method: Wipe with charcoal pad, seal in glass vial for shipment.

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Page last updated: 01/31/2006

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