ISOPROPYL ACETATE†
Chemical Identification | |
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CAS # | 108-21-4 |
Formula |
C₅H₁₀O₂ |
Synonyms |
isopropyl ester of acetic acid; 1-methylethyl ester of acetic acid; 2-propyl acetate |
Physical Properties | |||
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Physical description | Colorless liquid with a fruity odor. | ||
Boiling point | 194°F | Molecular weight | 102.15 |
Freezing point/melting point | -100.1°F | Vapor pressure | 1 mmHg at -36.9°F, 100 mmHg at 96.3°F, 760 mmHg at 192.2°F |
Flash point | 36°F | Vapor density | 3.5 |
Specific gravity | 0.874 | Ionization potential | 9.95 eV |
Lower explosive limit (LEL) | 1.8% at 100°F | Upper explosive limit (UEL) | 8% |
NFPA health rating | 2 | NFPA fire rating | 3 |
NFPA reactivity rating | 0 | NFPA special instruction | |
Vapor hazard ratio (VHR) | |||
Historical exceedance percentage | |||
Target organs |
Monitoring Methods Used by OSHA | ||||||
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Analyte code (IMIS no.) | 1540 | |||||
Sampling group | ||||||
Sampler/Sampling media | CSC tube (100/50 mg) [SKC 226-01] | |||||
Sampling time* | ||||||
Sampling volume (TWA)* | 0.1-9 L |
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Sampling flow rate (TWA)* | 0.02-0.2 L/min |
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Sampling volume (STEL/Peak/C)* | ||||||
Sampling flow rate (STEL/Peak/C)* | ||||||
Analytical method instruments | GC-FID | |||||
Method reference | NIOSH 1454 (partially validated) | |||||
Notes | ||||||
Special requirements |
* All sampling instructions above are recommended guidelines for OSHA Compliance Safety and Health Officers (CSHOs), please see the corresponding OSHA method reference for complete details.
Wipe Method | |
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Sampler/Sampling media |
Bulk Method |
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On-Site Screening Techniques | ||||||
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Device | ||||||
Model/Type | ||||||
Sampling information (see manufacturer instructions) |
Exposure Limits | |||||||
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OSHA PEL
8-hour TWA (ST) STEL (C) Ceiling Peak |
NIOSH REL
Up to 10-hour TWA (ST) STEL (C) Ceiling |
ACGIH TLV©
8-hour TWA (ST) STEL (C) Ceiling |
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PEL-TWA |
250 ppm (950 mg/m³) |
REL-TWA | TLV-TWA |
100 ppm [2017] |
PEL-TWA |
250 ppm (950 mg/m³) |
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PEL-STEL | REL-STEL | TLV-STEL |
150 ppm [2017] |
PEL-STEL |
310 ppm (1185 mg/m³) |
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PEL-C | REL-C | TLV-C | PEL-C | ||||
Skin notation |
N |
Skin notation |
N |
Skin notation |
N |
Skin notation |
N |
Notes: | Notes: |
Notes:
as propyl acetate isomers [108-21-4; 109-60-4] |
Notes: | ||||
Health factors: See NIH-NLM PubChem. | IDLH |
1800 ppm |
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Carcinogenic classifications: Not listed | Notes: | ||||||
AIHA emergency response planning guidelines - ERPG-1/ERPG-2/ERPG-3: |
Additional Resources and Literature References |
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NOAA: CAMEO Chemicals - Isopropyl acetate NIOSH: Pocket Guide to Chemical Hazards - Isopropyl acetate Literature References
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Last Updated Date : 12/31/2020