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NIOSH

N-NITROSODIPHENYLAMINE

ICSC: 0526

Diphenylnitrosamine
N-Nitroso-N-phenyl benzenamine
N-nitroso-N-phenylaniline
Nitrous diphenylamide
C12H10N2O
Molecular mass: 198.2
ICSC # 0526 		CAS # 86-30-6
RTECS # JJ9800000
November 26, 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.
Foam , powder, carbon dioxide .
EXPLOSION


EXPOSURE


•INHALATION
Local exhaust or breathing protection.
Fresh air, rest. Refer for medical attention.
•SKIN
Protective gloves.
Remove contaminated clothes. Rinse and then wash skin with water and soap.
•EYES
Safety goggles.
First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then take to a doctor.
•INGESTION
Do not eat, drink, or smoke during work.
Rinse mouth. Refer for medical attention.

SPILLAGE DISPOSAL

STORAGE

PACKAGING & LABELLING

Sweep spilled substance into containers; if appropriate, moisten first to prevent dusting. Do NOT let this chemical enter the environment.
Separated from strong oxidants. Store in an area without drain or sewer access.

ICSC: 0526 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.

N-NITROSODIPHENYLAMINE

ICSC: 0526

I

M

P

O

R

T

A

N

T


D

A

T

A

PHYSICAL STATE; APPEARANCE:
YELLOW FLAKES

PHYSICAL DANGERS:


CHEMICAL DANGERS:
The substance decomposes on burning producing nitrogen oxides . Reacts vigorously with oxidants.

OCCUPATIONAL EXPOSURE LIMITS:
TLV not established.
MAK:
Carcinogen category: 3B
(DFG 2006).


ROUTES OF EXPOSURE:
The substance can be absorbed into the body 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:


EFFECTS OF LONG-TERM OR REPEATED EXPOSURE:

PHYSICAL
PROPERTIES

Boiling point: 101°C
Melting point: 66.5°C
Density: 1.23
g/cm3
Solubility in water:
none
Octanol/water partition coefficient as log Pow: 2.57-3.13

ENVIRONMENTAL
DATA

The substance is toxic to aquatic organisms. Bioaccumulation of this chemical may occur in fish. It is strongly advised that this substance does not enter the environment.

N O T E S

Insufficient data are available on the effect of this substance on human health, therefore utmost care must be taken.
Card has been partially updated in August 2007: see Occupational Exposure Limits,

ADDITIONAL INFORMATION



ICSC: 0526 N-NITROSODIPHENYLAMINE
(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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