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DI-SEC OCTYL PHTHALATE (DI(2-ETHYLHEXYL) PHTHALATE)†
| CAS # | 117-81-7 |
|---|---|
| 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. | ||
|---|---|---|---|
| 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 |
|---|---|
| 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 | |
|---|---|
| Bulk Method |
| Device | |||||
|---|---|---|---|---|---|
| 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 |
|||||
|---|---|---|---|---|---|---|---|
| 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 |
|||||
| Carcinogenic classifications: IARC-3, NIOSH-Ca, NTP-R, TLV-A3, EPA-B2 |
Notes:
Ca |
||||||
| 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
|
Last Updated Date : 12/28/2020