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NIOSH

2-NAPHTHYLAMINE

ICSC: 0610

beta-Naphthylamine
2-Aminonaphthalene
C10H9N
Molecular mass: 143.2
ICSC # 0610 		CAS # 91-59-8
RTECS # QM2100000
UN # 1650
EC # 612-022-00-3
August 05, 2003 Validated

TYPES OF HAZARD/ EXPOSURE

ACUTE HAZARDS/ SYMPTOMS

PREVENTION

FIRST AID/
FIRE FIGHTING

FIRE Combustible. Gives off irritating or toxic fumes (or gases) in a fire.
NO open flames.
Dry powder, foam , water spray .
EXPLOSION


EXPOSURE
AVOID ALL CONTACT!
IN ALL CASES CONSULT A DOCTOR!
•INHALATION Blue lips or finger nails. Blue skin. Confusion. Dizziness. Convulsions. Headache. Nausea. Unconsciousness.
Closed system and ventilation.
Fresh air, rest. Refer for medical attention.
•SKIN MAY BE ABSORBED! (See Inhalation).
Protective gloves. Protective clothing.
Remove contaminated clothes. Rinse and then wash skin with water and soap. Refer for medical attention.
•EYES
Face shield, or eye protection in combination with breathing protection if powder.
First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then take to a doctor.
•INGESTION (See Inhalation).
Do not eat, drink, or smoke during work. Wash hands before eating.
Rinse mouth. Refer for medical attention.

SPILLAGE DISPOSAL

STORAGE

PACKAGING & LABELLING

Sweep spilled substance into covered containers. Carefully collect remainder, then remove to safe place. Do NOT let this chemical enter the environment. Chemical protection suit including self-contained breathing apparatus.
Separated from food and feedstuffs . Well closed.
Do not transport with food and feedstuffs.
Note: E
T symbol
N symbol
R: 45-22-51/53
S: 53-45-61
UN Hazard Class: 6.1
UN Packing Group: II
ICSC: 0610 Prepared in the context of cooperation between the International Programme on Chemical Safety & the Commission of the European Communities (C) IPCS CEC 1994. No modifications to the International version have been made except to add the OSHA PELs, NIOSH RELs and NIOSH IDLH values.

2-NAPHTHYLAMINE

ICSC: 0610

I

M

P

O

R

T

A

N

T


D

A

T

A

PHYSICAL STATE; APPEARANCE:
WHITE TO REDDISH FLAKES , WITH CHARACTERISTIC ODOUR. TURNS RED ON EXPOSURE TO AIR.

PHYSICAL DANGERS:


CHEMICAL DANGERS:
The substance decomposes on burning producing toxic and corrosive fumes .

OCCUPATIONAL EXPOSURE LIMITS:
TLV: A1 (ACGIH 2003).
MAK:
Carcinogen category: 1;
H; (DFG 2002).
OSHA PEL: 1910.1009 See Appendix B
NIOSH REL: Ca See Appendix A
NIOSH IDLH: Ca N.D. See: IDLH INDEX


ROUTES OF EXPOSURE:
The substance can be absorbed into the body by inhalation and through the skin and by ingestion.

INHALATION RISK:
Evaporation at 20°C is negligible; a harmful concentration of airborne particles can, however, be reached quickly when dispersed.

EFFECTS OF SHORT-TERM EXPOSURE:
The substance may cause effects on the blood , resulting in the formation of methaemoglobin. The substance may cause effects on the bladder , resulting in inflammation and blood in urine. Medical observation is indicated. The effects may be delayed. See Notes.

EFFECTS OF LONG-TERM OR REPEATED EXPOSURE:
This substance is carcinogenic to humans.

PHYSICAL
PROPERTIES

Boiling point: 306°C
Melting point: 110.2-113°C
Density: 1.061
g/cm3
Solubility in water: poor
Relative vapour density (air = 1): 4.95
Flash point: 157°C
Octanol/water partition coefficient as log Pow: 2.28

ENVIRONMENTAL
DATA


N O T E S

Depending on the degree of exposure, periodic medical examination is suggested. Specific treatment is necessary in case of poisoning with this substance; the appropriate means with instructions must be available. Do NOT take working clothes home.
Transport Emergency Card: TEC (R)-61S1650

ADDITIONAL INFORMATION



ICSC: 0610 2-NAPHTHYLAMINE
(C) IPCS, CEC, 1994
IMPORTANT LEGAL NOTICE: Neither NIOSH, the CEC or the IPCS nor any person acting on behalf of NIOSH, the CEC or the IPCS is responsible for the use which might be made of this information. This card contains the collective views of the IPCS Peer Review Committee and may not reflect in all cases all the detailed requirements included in national legislation on the subject. The user should verify compliance of the cards with the relevant legislation in the country of use. The only modifications made to produce the U.S. version is inclusion of the OSHA PELs, NIOSH RELs and NIOSH IDLH values.
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