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Chemical Sampling Information (CSI)
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General Description

Synonyms: Propylacetate; Acetic acid, n-propyl ester

OSHA IMIS Code Number: 2180

Chemical Abstracts Service (CAS) Registry Number: 109-60-4

NIOSH Registry of Toxic Effects of Chemical Substances (RTECS) Identification Number: AJ3675000

Department of Transportation Regulation Number (49 CFR 172.101) and Guide: 1276 129

NIOSH Pocket Guide to Chemical Hazards, n-Propyl acetate: 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 -- 200 ppm, 840 mg/m3 TWA

Construction Industry: 29 CFR 1926.55 Appendix A -- 200 ppm, 840 mg/m3 TWA

Maritime: 29 CFR 1915.1000 Table Z-Shipyards -- 200 ppm, 840 mg/m3 TWA

American Conference of Governmental Industrial Hygienists (ACGIH) Threshold Limit Value (TLV): 200 ppm, 835 mg/m3 TWA; 250 ppm, 1040 mg/m3 STEL

National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Limit (REL): 200 ppm, 840 mg/m3 TWA; 250 ppm, 1050 mg/m3 STEL

Health Factors

NIOSH Immediately Dangerous To Life or Health Concentration (IDLH): 1,700 ppm

Potential Symptoms: Cough, sore throat; dizziness, lightheadedness; in animals; irritation of eyes, nose, throat; narcosis; dermatitis

Health Effects: Irritation-Eye, Nose, Throat, Skin---Mild (HE16); Narcosis (HE8); Explosive, Flammable (HE18)

Affected Organs: Eyes, skin, respiratory system, CNS

Notes:

  1. Vapor/air mixtures may be explosive. The IDLH is 10% of the lower explosive limit (1.7%).
  2. Listed among FDA's "food additives permitted for direct addition to food for human consumption" (21 CFR 172.515).

Date Last Revised: 01/30/2006

Literature Basis:

  • NIOSH Pocket Guide to Chemical Hazards: n-Propyl acetate.
  • International Chemical Safety Cards (WHO/IPCS/ILO): n-Propyl acetate.
  • Pohanish, R.P. (editor): n-Propyl Acetate. In Sittig's Handbook of Toxic and Hazardous Chemicals and Carcinogens, Fourth Ed., Vol. 2. Norwich, NY: Noyes Publications, William Andrew Publishing, 2002, pp. 1962-1963.
Monitoring Methods used by OSHA

Laboratory Sampling/Analytical Method:
  • sampling media: Charcoal Tube (100/50 mg sections, 20/40 mesh)
    analytical solvent: (99:1) Carbon Disulfide:Dimethylformamide
    alternative solvent: (95:5) Methylene Chloride:Methanol
    maximum volume: 10 Liters
    maximum flow rate: 0.2 L/min (TWA)
    maximum volume: 3 Liters
    maximum flow rate: 0.2 L/min (STEL)
    current analytical method: Gas Chromatography; GC/FID
    method reference: NIOSH Analytical Method (NIOSH 1450 [107 KB PDF, 6 pages])
    method classification: Fully Validated

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