Label abbreviations descriptions

N-PHENYL-β-NAPHTHYLAMINE

Chemical Identification
CAS # 135-88-6
Formula

C₁₆H₁₃N
Synonyms

2-anilinonaphthalene; -naphthylphenylamine; PBNA; 2-phenylaminonaphthalene; n-phenyl-2-naphthylamine

Physical Properties
Physical description White to yellow crystals or gray to tan flakes or powder.
Boiling point 743°F Molecular weight 219.29
Freezing point/melting point 226°F Vapor pressure
Flash point Vapor density
Specific gravity 1.24 Ionization potential
Lower explosive limit (LEL) Upper explosive limit (UEL)
NFPA health rating NFPA fire rating
NFPA reactivity rating NFPA special instruction
Vapor hazard ratio (VHR)
Historical exceedance percentage
Target organs

Monitoring Methods Used by OSHA
Analyte code (IMIS no.) N606
Sampling group
Sampler/Sampling media 3-piece opaque cassettes, each containing 2 extra thick GFFs (25 mm) treated with 10 mg of L-ascorbic acid (vitamin C)  [No longer available]
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 HPLC
Method reference OSHA 96 (fully validated)
Notes
 

This media is no longer available. OSHA staff please contact the SLTC prior to sampling at (801) 233-5100.
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
 

Wipe with GFF (37 mm), Type A/E [AP4003705]
Bulk Method
 

Limit the amount of bulk submitted to 1 g or 1 mL.

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 REL-TWA TLV-TWA PEL-TWA
PEL-STEL REL-STEL TLV-STEL PEL-STEL
PEL-C REL-C TLV-C PEL-C
Skin notation
 

NA

 Skin notation
 

N

 Skin notation
 

N

 Skin notation
 

NA
Notes:
 

Not established

 Notes:
 

CARCINOGEN (Ca): REDUCE EXPOSURE TO LOWEST FEASIBLE CONCENTRATION. See Appendix A, NIOSH Potential Occupational Carcinogens. *Note: Since metabolized to β-Naphthylamine.

 Notes:
 

Exposure by all routes should be carefully controlled to levels as low as possible.

 Notes:
 

Not established
Health factors:  See NIH-NLM PubChem. IDLH
Carcinogenic classifications: IARC-3, NIOSH-Ca, TLV-A4 Notes:
 

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

Additional Resources and Literature References

Last Updated Date : 01/22/2024