ETHYLENEDIAMINE (1,2-DIAMINOETHANE)†

Chemical Identification
CAS # 107-15-3
Formula

C₂H₈N₂

Synonyms

1,2-diaminoethane; 1,2-ethanediamine; ethylenediamine (anhydrous)

Physical Properties
Physical description Colorless, viscous liquid with an ammonia-like odor.
Boiling point 241°F Molecular weight 60.1
Freezing point/melting point 47°F Vapor pressure 11 mmHg
Flash point 93°F Vapor density 2.07
Specific gravity 0.91 Ionization potential 8.60 eV
Lower explosive limit (LEL) 4.2% Upper explosive limit (UEL) 14.4%
NFPA health rating 3 NFPA fire rating 2
NFPA reactivity rating 0 NFPA special instruction 0
Vapor hazard ratio (VHR)
Historical exceedance percentage
Target organs
Monitoring Methods Used by OSHA
Analyte code (IMIS no.) 1130
Sampling group
Sampler/Sampling media XAD-2 tube (80/40) coated with 10% 1-naphthylisothiocyanate (NITC) [SKC 226-30-18]
Sampling time*

100 min

Sampling volume (TWA)*

10 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 60 (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 Method
Sampler/Sampling media
 

 

Bulk Method
Bulk Method
 

 

On-Site Screening Techniques
Device
Model/Type
Sampling information
(see manufacturer instructions)
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
 

10 ppm (25 mg/m³)

REL-TWA
 

10 ppm (25 mg/m³)

TLV-TWA
 

10 ppm [1990]

PEL-TWA
 

10 ppm (25 mg/m³)

PEL-STEL
 

 

REL-STEL
 

 

TLV-STEL
 

 

PEL-STEL
 

 

PEL-C
 

 

REL-C
 

 

TLV-C
 

 

PEL-C
 

 

Skin notation
 

N

Skin notation
 

N

Skin notation
 

Y

Skin notation
 

N

Notes:
 

See 29 CFR 1910.1000 Table Z-1.

Notes:
 

 

Notes:
 

 

Notes:
 

 

Health factors:  See NIH-NLM PubChem. IDLH
 

1000 ppm

Carcinogenic classifications: TLV-A4, EPA-D Notes:
 

 

AIHA emergency response planning guidelines - ERPG-1/ERPG-2/ERPG-3:
 

 

Last Updated Date : 12/28/2020