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NIOSH

TRICLOPYR

ICSC: 1100

3,5,6-Trichloro-2-pyridyloxyacetic acid
C7H4Cl3NO3
Molecular mass: 256.5
ICSC # 1100 		CAS # 55335-06-3
RTECS # AJ9000000
April 07, 2006 Validated

TYPES OF HAZARD/ EXPOSURE

ACUTE HAZARDS/ SYMPTOMS

PREVENTION

FIRST AID/
FIRE FIGHTING

FIRE Not combustible.

In case of fire in the surroundings: use appropriate extinguishing media.
EXPLOSION


EXPOSURE
PREVENT DISPERSION OF DUST!

•INHALATION Cough.
Local exhaust.
Fresh air, rest.
•SKIN Redness.
Protective gloves.
Remove contaminated clothes. Rinse and then wash skin with water and soap.
•EYES Redness.
Safety spectacles
First rinse with plenty of water (remove contact lenses if easily possible).
•INGESTION
Do not eat, drink, or smoke during work.
Rinse mouth.

SPILLAGE DISPOSAL

STORAGE

PACKAGING & LABELLING

Personal protection: P1 filter respirator for inert particles. Sweep spilled substance into containers. Wash away remainder with plenty of water.
Keep in the dark.

ICSC: 1100 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.

TRICLOPYR

ICSC: 1100

I

M

P

O

R

T

A

N

T


D

A

T

A

PHYSICAL STATE; APPEARANCE:
WHITE OR COLOURLESS FLUFFY CRYSTALS

PHYSICAL DANGERS:


CHEMICAL DANGERS:
The substance decomposes on heating and under the influence of UV light producing toxic and corrosive fumes, including hydrogen chloride (See ICSC 0163) and nitrogen dioxide (See ICSC 0930) .

OCCUPATIONAL EXPOSURE LIMITS:
TLV not established.
MAK not established.


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

INHALATION RISK:
A nuisance-causing concentration of airborne particles can be reached quickly when dispersed

EFFECTS OF SHORT-TERM EXPOSURE:
May cause mechanical irritation.

EFFECTS OF LONG-TERM OR REPEATED EXPOSURE:

PHYSICAL
PROPERTIES

Boiling point (decomposes): 208°C
Melting point: 148-150°C
Density: 1.85
g/cm3
Solubility in water, g/100 ml at 25°C: 0.04 (none)
Vapour pressure, Pa at 25°C: negligible
Relative density of the vapour/air-mixture at 20°C (air = 1): 1.00

ENVIRONMENTAL
DATA

This substance does enter the environment under normal use. Great care, however, should be given to avoid any additional release, e.g. through inappropriate disposal.

N O T E S

ADDITIONAL INFORMATION



ICSC: 1100 TRICLOPYR
(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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