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DI-SEC OCTYL PHTHALATE (DI(2-ETHYLHEXYL) PHTHALATE)†
CAS # | 117-81-7 |
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Formula |
C₂₄H₃₈O₄ |
Synonyms |
DEHP; di(2-ethylhexyl)phthalate; DOP; bis-(2-ethylhexyl)phthalate; octyl phthalate;phthalic acid |
Physical description | Colorless, oily liquid with a slight odor. | ||
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Boiling point | 727°F | Molecular weight | 390.5 |
Freezing point/melting point | -58°F | Vapor pressure | 1.32 mmHg at 392°F |
Flash point | 420°F (open cup) | Vapor density | 13.45 |
Specific gravity | 0.99 | Ionization potential | |
Lower explosive limit (LEL) | 0.3% at 474°F | Upper explosive limit (UEL) | 0.28% at 507°F |
NFPA health rating | 0 | NFPA fire rating | 1 |
NFPA reactivity rating | 0 | NFPA special instruction | |
Vapor hazard ratio (VHR) | |||
Historical exceedance percentage | |||
Target organs |
Analyte code (IMIS no.) | 1015 |
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Sampling group | |
Sampler/Sampling media | OSHA versatile sampler (OVS-Tenax®) - 13 mm Tenax® tube (140/70 mg) with GFF enclosed [SKC 226-56] |
Sampling time* | |
Sampling volume (TWA)* | 240 L |
Sampling flow rate (TWA)* | 1 L/min |
Sampling volume (STEL/Peak/C)* | |
Sampling flow rate (STEL/Peak/C)* | |
Analytical method instruments | GC-FID |
Method reference | OSHA 104 (fully 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 Sampler/Sampling media | |
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Bulk Method |
Device | |||||
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Model/Type | |||||
Sampling information (see manufacturer instructions) |
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 |
5 mg/m³ |
REL-TWA |
5 mg/m³ |
TLV-TWA |
5 mg/m³ [1996] |
PEL-TWA |
5 mg/m³ |
PEL-STEL | REL-STEL |
10 mg/m³ |
TLV-STEL | PEL-STEL | |||
PEL-C | REL-C | TLV-C | PEL-C | ||||
Skin notation |
N |
Skin notation |
N |
Skin notation |
N |
Skin notation |
N |
Notes: |
Notes:
CARCINOGEN (Ca): REDUCE EXPOSURE TO LOWEST FEASIBLE CONCENTRATION (LOQ 0.15 mg/m³). See Appendix A, NIOSH Potential Occupational Carcinogens. |
Notes: | Notes: | ||||
Health factors: See NIH-NLM PubChem. | IDLH |
5000 mg/m³ |
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Carcinogenic classifications: IARC-3, NIOSH-Ca, NTP-R, TLV-A3, EPA-B2 |
Notes:
Ca |
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AIHA emergency response planning guidelines - ERPG-1/ERPG-2/ERPG-3: |
Additional Resources and Literature References
NOAA: CAMEO Chemicals - Di(2-ethylhexyl) phthalate NIOSH: Pocket Guide to Chemical Hazards - Di-sec octyl phthalate Literature References
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Last Updated Date : 12/28/2020