International Chemical Safety Cards
3,3'-DICHLOROBENZIDINE
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ICSC: 0481
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3,3'-DICHLOROBENZIDINE
3,3'-Dichlorobiphenyl-4,4'-ylenediamine
4,4'-Diamino-3,3'-dichlorobiphenyl
C6H3ClNH2C6ClNH2/C12H10Cl2N2
Molecular mass: 253.1
CAS # 91-94-1
RTECS # DD0525000
ICSC # 0481
EC # 612-068-00-4
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TYPES OF HAZARD/ EXPOSURE
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ACUTE HAZARDS/ SYMPTOMS
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PREVENTION
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FIRST AID/ FIRE FIGHTING
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FIRE
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Combustible.
Gives off irritating or toxic fumes (or gases) in a fire.
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NO open flames.
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Powder, water spray, foam, carbon dioxide.
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EXPLOSION
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EXPOSURE
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PREVENT DISPERSION OF DUST!
PREVENT GENERATION OF MISTS!
AVOID ALL CONTACT!
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IN ALL CASES CONSULT A DOCTOR!
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INHALATION
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Cough.
Sore throat.
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Avoid inhalation of fine dust and mist.
Local exhaust or breathing protection.
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Fresh air, rest.
Refer for medical attention.
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SKIN
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MAY BE ABSORBED!
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Protective gloves.
Protective clothing.
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Remove contaminated clothes.
Rinse and then wash skin with water and soap.
Refer for medical attention.
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EYES
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Face shield
or eye protection in combination with breathing protection if powder.
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First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then take to a doctor.
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INGESTION
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Do not eat, drink, or smoke during work.
Wash hands before eating.
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Rinse mouth.
Refer for medical attention.
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SPILLAGE DISPOSAL
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STORAGE
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PACKAGING & LABELLING
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Sweep spilled substance into sealable containers; if appropriate, moisten first to prevent dusting.
Carefully collect remainder,
then remove to safe place.
Do NOT let this chemical enter the environment
(extra personal protection: complete protective clothing including self-contained breathing apparatus).
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Separated from
food and feedstuffs.
Well closed.
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Do not transport with food and feedstuffs.
T symbol
R: 45-21-43
S: 53-45
Note: E
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SEE IMPORTANT INFORMATION ON BACK
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ICSC: 0481
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Prepared in the context of cooperation between the International Programme on Chemical Safety & the Commission of the European Communities © IPCS CEC 1993
No modifications to the International version have been made except to add the OSHA PELs, NIOSH RELs and IDLH values.
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