|BENZIDINE||ICSC: 0224 (November 2009)|
| CAS #: 92-87-5
| UN #: 1885
|EC Number: 202-199-1
|ACUTE HAZARDS||PREVENTION||FIRE FIGHTING|
|FIRE & EXPLOSION||Combustible. Gives off irritating or toxic fumes (or gases) in a fire.||NO open flames.||Use water spray, foam, powder, carbon dioxide.|
|See EFFECTS OF LONG-TERM OR REPEATED EXPOSURE. AVOID ALL CONTACT!|
|Inhalation||Use closed system and ventilation.||Fresh air, rest.|
|Skin||MAY BE ABSORBED!||Protective gloves. Protective clothing.||Remove contaminated clothes. Rinse and then wash skin with water and soap. Wear protective gloves when administering first aid.|
|Eyes||Wear face shield or eye protection in combination with breathing protection if powder.||Rinse with plenty of water (remove contact lenses if easily possible).|
|Ingestion||Do not eat, drink, or smoke during work. Wash hands before eating.||Rinse mouth.|
|SPILLAGE DISPOSAL||CLASSIFICATION & LABELLING|
|Personal protection: chemical protection suit including self-contained breathing apparatus. Do NOT let this chemical enter the environment. Sweep spilled substance into sealable containers. If appropriate, moisten first to prevent dusting. Carefully collect remainder. Then store and dispose of according to local regulations.||
According to UN GHS Criteria
DANGERHarmful if swallowed
Suspected of causing genetic defects
May cause cancer
Very toxic to aquatic life with long lasting effects
|Provision to contain effluent from fire extinguishing. Separated from strong oxidants and food and feedstuffs. Keep in the dark. Well closed. Store in an area without drain or sewer access.|
Put breakable packaging into closed unbreakable container.
Do not transport with food and feedstuffs.
|PHYSICAL & CHEMICAL INFORMATION|
Physical State; Appearance
Formula: C12H12N2 / NH2C6H4-C6H4NH2
|EXPOSURE & HEALTH EFFECTS|
Routes of exposure
Effects of short-term exposure
Effects of long-term or repeated exposure
|OCCUPATIONAL EXPOSURE LIMITS|
TLV: A1 (confirmed human carcinogen); (skin).
MAK: carcinogen category: 1.
MAK skin absorption (H)
|The substance is very toxic to aquatic organisms. It is strongly advised not to let the chemical enter into the environment.|
|Do NOT take working clothes home.
TLV Note: Exposure by all routes should be carefully controlled to levels as low as possible.
Symbol: T, N; R: 45-22-50/53; S: 53-45-60-61; Note: E
|All rights reserved. The published material is being distributed without warranty of any kind, either expressed or implied. Neither ILO nor WHO nor the European Commission shall be responsible for the interpretation and use of the information contained in this material.|
See Also: Toxicological Abbreviations Benzidine (IARC Summary & Evaluation, Supplement7, 1987) Benzidine (IARC Summary & Evaluation, Volume 1, 1972)