International Chemical Safety Cards
BENZIDINE
(1,1'-Biphenyl)-4,4'-diamine
4,4'-Diaminobiphenyl
p-Diaminodiphenyl
C12H12N2/NH2C6H4-C6H4NH2
Molecular mass: 184.2
CAS # 92-87-5
RTECS # DC9625000
ICSC # 0224
UN # 1885
EC # 612-042-00-2
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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.
See Notes.
Gives off irritating or toxic fumes (or gases) in a fire.
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NO open flames.
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Powder, carbon dioxide.
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EXPLOSION
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EXPOSURE
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AVOID ALL CONTACT!
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IN ALL CASES CONSULT A DOCTOR!
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INHALATION
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Closed system and ventilation.
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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 skin with plenty of water or shower.
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.
Give a slurry of activated charcoal in water to drink.
Induce vomiting (ONLY IN CONSCIOUS PERSONS!).
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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Evacuate danger area!
Consult an expert!
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
strong oxidants,
food and feedstuffs.
Keep in the dark.
Well closed.
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Unbreakable packaging; put breakable packaging into closed unbreakable container.
Do not transport with food and feedstuffs.
T symbol
R: 45-22
S: 53-45
Note: E
UN Hazard Class: 6.1
UN Packing Group: II
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SEE IMPORTANT INFORMATION ON BACK
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ICSC: 0224
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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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