2-BUTOXYETHANOL†
Chemical Identification | |
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CAS # | 111-76-2 |
Formula |
C₆H₁₄O₂ |
Synonyms |
butyl cellosolve; butyl oxitol; EGBE |
Physical Properties | |||
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Physical description | Colorless liquid with a mild, ether-like odor. | ||
Boiling point | 339°F | Molecular weight | 118.2 |
Freezing point/melting point | -107°F | Vapor pressure | 0.8 mmHg |
Flash point | 143°F | Vapor density | 4.07 |
Specific gravity | 0.9 | Ionization potential | 10.00 eV |
Lower explosive limit (LEL) | 1.1% at 200°F | Upper explosive limit (UEL) | 12.7% at 275°F |
NFPA health rating | 3 | NFPA fire rating | 2 |
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.) | 0435 | |||||
Sampling group | ||||||
Sampler/Sampling media | 2 Anasorb 747 sampling tubes (6 mm glass tubes, the front tube contains 400 and the back 200 mg of sorbent) connected in series [SKC 226-82] | |||||
Sampling time* | 240 min |
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Sampling volume (TWA)* | 12 L |
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Sampling flow rate (TWA)* | 0.05 L/min |
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Sampling volume (STEL/Peak/C)* | ||||||
Sampling flow rate (STEL/Peak/C)* | ||||||
Analytical method instruments | GC-FID | |||||
Method reference | OSHA 5001 (fully validated) | |||||
Notes | ||||||
Special requirements | Separate and seal each tube after sampling. |
* 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 |
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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 |
50 ppm (240 mg/m³) |
REL-TWA |
5 ppm (24 mg/m³) |
TLV-TWA |
20 ppm [1996] |
PEL-TWA |
20 ppm (97 mg/m³) |
PEL-STEL |
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REL-STEL |
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TLV-STEL |
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PEL-STEL |
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PEL-C |
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REL-C |
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TLV-C |
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PEL-C |
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Skin notation |
Y |
Skin notation |
Y |
Skin notation |
N |
Skin notation |
Y |
Notes: |
Notes:
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Notes:
BEI® |
Notes:
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Health factors: See NIH-NLM PubChem. | IDLH |
700 ppm |
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Carcinogenic classifications: TLV-A3, EPA-NL, IARC-3 |
Notes:
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AIHA emergency response planning guidelines - ERPG-1/ERPG-2/ERPG-3:
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Additional Resources and Literature References |
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NOAA: CAMEO Chemicals - Ethylene glycol monobutyl ether NIOSH: Pocket Guide to Chemical Hazards - 2-Butoxyethanol Literature References
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Last Updated Date : 06/30/2021