ISOPROPYLAMINE†

Chemical Identification
Chemical Identification
CAS # 75-31-0
Formula

C₃H₉N

Synonyms

2-aminopropane; IPAM; monoisopropylamine; 2-propylamine; sec-propylamine

Physical Properties
Physical Properties
Physical description Colorless liquid with an ammonia-like odor.
Boiling point 91°F Molecular weight 59.1
Freezing point/melting point -150°F Vapor pressure 460 mmHg
Flash point -35°F (open cup) Vapor density
Specific gravity 0.691 Ionization potential 8.72 eV
Lower explosive limit (LEL) 2% Upper explosive limit (UEL) 10.4%
NFPA health rating 3 NFPA fire rating 4
NFPA reactivity rating 0 NFPA special instruction
Vapor hazard ratio (VHR)
Historical exceedance percentage
Target organs
Monitoring Methods Used by OSHA
Monitoring Methods Used by OSHA
Analyte code (IMIS no.) 1562
Sampling group
Sampler/Sampling media XAD-2 tube (80/40) coated with 10% 1-naphthylisothiocyanate (NITC) [SKC 226-30-18]
Sampling time*

200 min

Sampling volume (TWA)*

20 L

Sampling flow rate (TWA)*

0.1 L/min

Sampling volume (STEL/Peak/C)*
Sampling flow rate (STEL/Peak/C)*
Analytical method instruments HPLC
Method reference OSHA PV2126 (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
Wipe Method
Sampler/Sampling media
Bulk Method
Bulk Method
On-Site Screening Techniques
On-Site Screening Techniques
Device Detector tube
Model/Type Gastec 180
Sampling information
(see manufacturer instructions)
1 stroke, 1-110 ppm range, uncertainty 16.4% for 6-22 ppm, 8.2% for 22-110 ppm
Exposure Limits
Exposure Limits
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
CAL/OSHA PEL
8-hour TWA
(ST) STEL
(C) Ceiling
Peak
PEL-TWA

5 ppm (12 mg/m³)

REL-TWA TLV-TWA

5 ppm [1962]

PEL-TWA

5 ppm (12 mg/m³)

PEL-STEL REL-STEL TLV-STEL

10 ppm [1962]

PEL-STEL

10 ppm (24 mg/m³)

PEL-C REL-C TLV-C PEL-C
Skin notation

N

Skin notation

N

Skin notation

N

Skin notation

N

Notes:

See 29 CFR 1910.1000 Table Z-1.

Notes:

See Appendix D - Substances with No Established RELs.

Notes: Notes:
Health factors:  See NIH-NLM PubChem. IDLH

750 ppm

Carcinogenic classifications: Not listed Notes:
AIHA emergency response planning guidelines - ERPG-1/ERPG-2/ERPG-3:
Additional Resources and Literature References
Additional Resources and Literature References

NOAA: CAMEO Chemicals - Isopropylamine

NIOSH: Pocket Guide to Chemical Hazards - Isopropylamine

Literature References

  • ACGIH: Documentation of the Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) - Isopropylamine. See annual publication for most recent information.
  • Occupational Health Guidelines for Chemical Hazards. US Department of Health and Human Services (DHHS), National Institute for Occupational Safety and Health (NIOSH) Publication No. 81-123, (1981, January). Provides a table of contents of guidelines for many hazardous chemicals. The files provide technical chemical information, including chemical and physical properties, health effects, exposure limits, and recommendations for medical monitoring, personal protective equipment (PPE), and control procedures.

Last Updated Date : 12/31/2020