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NIOSH

CHLORTHIAMID

ICSC: 0852

2,6-Dichlorothiobenzamide
2,6-Dichlorobenzenecarbothioamide
DCBN
C7H5Cl2NS / C6H3Cl2CSNH2
Molecular mass: 206.1
ICSC # 0852 		CAS # 1918-13-4
RTECS # CV3850000
EC # 616-005-00-1
March 26, 1996 Validated

TYPES OF HAZARD/ EXPOSURE

ACUTE HAZARDS/ SYMPTOMS

PREVENTION

FIRST AID/
FIRE FIGHTING

FIRE Not combustible. Gives off irritating or toxic fumes (or gases) in a fire.

In case of fire in the surroundings: all extinguishing agents allowed.
EXPLOSION


EXPOSURE
PREVENT DISPERSION OF DUST! AVOID EXPOSURE OF ADOLESCENTS AND CHILDREN!

•INHALATION
Local exhaust.
Fresh air, rest.
•SKIN
Protective gloves.
Remove contaminated clothes. Rinse and then wash skin with water and soap.
•EYES
Safety spectacles.
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. Wash hands before eating.
Rinse mouth. Refer for medical attention.

SPILLAGE DISPOSAL

STORAGE

PACKAGING & LABELLING

Do NOT wash away into sewer. Sweep spilled substance into sealable containers; if appropriate, moisten first to prevent dusting. Carefully collect remainder, then remove to safe place. (Extra personal protection: P2 filter respirator for harmful particles).
Provision to contain effluent from fire extinguishing. Separated from bases , food and feedstuffs .
Do not transport with food and feedstuffs.
Xn symbol
R: 22
S: 2-36
ICSC: 0852 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.

CHLORTHIAMID

ICSC: 0852

I

M

P

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T

A

N

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D

A

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A

PHYSICAL STATE; APPEARANCE:
OFF-WHITE SOLID IN VARIOUS FORMS.

PHYSICAL DANGERS:


CHEMICAL DANGERS:
The substance decomposes on heating or on burning producing toxic and corrosive fumes including hydrogen chloride , nitrogen oxides and sulfur oxides . Reacts with bases to form dichlorobenil.

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:
No indication can be given about the rate in which a harmful concentration in the air is reached on evaporation of this substance at 20°C.

EFFECTS OF SHORT-TERM EXPOSURE:


EFFECTS OF LONG-TERM OR REPEATED EXPOSURE:

PHYSICAL
PROPERTIES

Melting point: 151-152°C
Solubility in water, g/100 ml at 21°C: 0.095
Vapour pressure, Pa at 20°C: <0.1

ENVIRONMENTAL
DATA

This substance may be hazardous to the environment; special attention should be given to fish.

N O T E S

Dichlobenil is a major metabolite of chlorthiamid. Prefix is a trade name. Also consult ICSC # 0867 (Dichlobenil).

ADDITIONAL INFORMATION



ICSC: 0852 CHLORTHIAMID
(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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