ISOPROPYLAMINE†

Chemical Identification

CAS # 75-31-0
Formula

C₃H₉N

Synonyms

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

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

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.

Bulk/Wipe Method

Wipe Sampler/Sampling media
Bulk Method

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

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

Last Updated Date : 12/31/2020