ACROLEIN†
Chemical Identification | |
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CAS # | 107-02-8 |
Formula |
C₃H₄O |
Synonyms |
acraldehyde; acrolein, inhibited; acrylaldehyde; acrylic aldehyde; allyl aldehyde; propenal; 2-propenal |
Physical Properties | |||
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Physical description | Colorless or yellow liquid with a piercing, disagreeable odor. | ||
Boiling point | 127°F | Molecular weight | 56.1 |
Freezing point/melting point | -126°F | Vapor pressure | 210 mmHg |
Flash point | -15°F | Vapor density | |
Specific gravity | 0.84 | Ionization potential | 10.13 eV |
Lower explosive limit (LEL) | 2.8% | Upper explosive limit (UEL) | 31% |
NFPA health rating | 4 | NFPA fire rating | 3 |
NFPA reactivity rating | 3 | 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.) | 0110 | |||||
Sampling group | ||||||
Sampler/Sampling media | XAD-2 tube (150/75 mg) coated with 10% 2-(hydroxymethyl)piperidine [SKC 226-117] | |||||
Sampling time* | 480 min |
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Sampling volume (TWA)* | 48 L |
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Sampling flow rate (TWA)* | 0.1 L/min |
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Sampling volume (STEL/Peak/C)* | 3 L |
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Sampling flow rate (STEL/Peak/C)* | 0.2 L/min |
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Analytical method instruments | GC-NPD | |||||
Method reference | OSHA 52 (fully validated) | |||||
Notes | When formaldehyde and acrolein are sampled together, their sample volume must be 24 L |
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Special requirements | Acrolein standards are not kept on hand due to a short shelf life. Please contact SLTC prior to sampling for acrolein in order to minimize turnaround time. |
* 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 | Detector tube | Detector tube | ||||
Model/Type | Matheson-Kitagawa 8014-136 | Gastec 93 | ||||
Sampling information (see manufacturer instructions) |
follow mfr instructions, approx 0.005-1.8% range | 2-4 strokes, 2-800 ppm range, uncertainty 16.4% for 10 to 200 ppm, 8.2% for 200 to 800 ppm |
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 |
0.1 ppm (0.25 mg/m³) |
REL-TWA |
0.1 ppm (0.25 mg/m³) |
TLV-TWA | PEL-TWA | ||
PEL-STEL | REL-STEL |
0.3 ppm (0.8 mg/m³) |
TLV-STEL | PEL-STEL | |||
PEL-C | REL-C | TLV-C |
0.1 ppm [1995] |
PEL-C |
0.1 ppm [0.25 mg/m³] |
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Skin notation |
N |
Skin notation |
N |
Skin notation |
Y |
Skin notation |
Y |
Notes: |
Notes:
See Appendix C - Supplementary Exposure Limits (Aldehydes). |
Notes: | Notes: | ||||
Health factors: See NIH-NLM PubChem. | IDLH |
2 ppm |
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Carcinogenic classifications: EPA-1, IARC-3, TLV-A4 | Notes: | ||||||
AIHA emergency response planning guidelines - ERPG-1/ERPG-2/ERPG-3:
0.05 ppm/0.15 ppm/1.5 ppm |
Additional Resources and Literature References |
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NOAA: CAMEO Chemicals - Acrolein, stabilized NIOSH: Pocket Guide to Chemical Hazards - Acrolein Literature References
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Last Updated Date : 06/02/2022