1-Benzazene
Benzo(b)pyridine
1-Azanaphthalene
Leucoline
C9H7N
Molecular mass: 129.2
ICSC # 0071
CAS # 91-22-5
RTECS # VA9275000
UN # 2656
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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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water spray, foam, powder, carbon dioxide
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Explosion
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Above 101°C explosive vapour/air mixtures may be formed.
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Above 101°C use a closed system, ventilation.
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In case of fire: keep drums, etc., cool by spraying with water.
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Exposure
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AVOID ALL CONTACT!
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Inhalation
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Cough.
Sore throat.
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Ventilation, 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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Redness.
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Protective gloves.
Protective clothing.
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Remove contaminated clothes.
Rinse and then wash skin with water and soap.
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Eyes
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Redness.
Pain.
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Safety spectacles
.
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Rinse with plenty of water (remove contact lenses if easily possible).
Refer for medical attention.
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Ingestion
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Sore throat.
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Do not eat, drink, or smoke during work.
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Rinse mouth.
Give one or two glasses of water to drink.
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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Personal protection:
filter respirator for organic gases and vapours adapted to the airborne concentration of the substance.
Do NOT let this chemical enter the environment.
Collect leaking and spilled liquid in sealable containers as far as possible.
Absorb remaining liquid in sand or inert absorbent and remove to safe place.
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Provision to contain effluent from fire extinguishing.
Separated from
strong oxidants,
acids,
anhydrides
and
food and feedstuffs
.
Dry.
Keep in the dark.
Well closed.
Store in an area without drain or sewer access.
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Do not transport with food and feedstuffs.
UN Hazard Class: 6.1
UN Packing Group: III
Signal: Danger
Skull-Health haz-Enviro
Toxic if swallowed
Harmful in contact with skin
Causes mild skin irritation
Causes eye irritation
Suspected of causing cancer
Suspected of causing genetic defects
Very toxic to aquatic life
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Important Data
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Physical State; Appearance:
COLOURLESS HYGROSCOPIC LIQUID
, WITH CHARACTERISTIC ODOUR.
TURNS BROWN AFTER Exposure TO LIGHT.
Physical Dangers:
Chemical Dangers:
The substance decomposes
on heating and
on burning
producing
toxic fumes
including
nitrogen oxides
.
Reacts
with
strong oxidants
,
acids
and
anhydrides
.
Occupational Exposure Limits:
TLV not established.
MAK not established.
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Routes of Exposure:
The substance can be absorbed into the body
by inhalation,
through the skin
and
by ingestion.
Inhalation Risk:
A harmful contamination of the air will be reached rather slowly on evaporation of this substance at 20°C; on spraying or dispersing, however, much faster.
Effects of Short-Term Exposure:
The substance
is irritating to
the eyes
and
the skin
.
Effects of Long-Term or Repeated Exposure:
The substance may have effects on the liver.
This substance is possibly carcinogenic to humans.
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Physical Properties
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Boiling point: 238°C
Melting point: -15°C
Relative density (water = 1): 1.09
Solubility in water, g/100 ml at 20°C: 0.61
(very poor)
Vapour pressure, Pa at 20°C: 8
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Relative vapour density (air = 1): 4.5
Relative density of the vapour/air-mixture at 20°C (air = 1): 1.00
Flashpoint: 101°C c.c.
Auto-ignition temperature: 480°C
Explosive limits, vol% in air: 1.2-7
Octanol/water partition coefficient as log Pow: 2.06
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Environmental Data
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The substance is very toxic to aquatic organisms.
It is strongly advised that this substance does not enter the environment.
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N O T E S
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Health effects of exposure to the substance have not been investigated adequately.
Depending on the degree of exposure, periodic medical examination is indicated.
Transport Emergency Card: TEC (R)-61GT1-III
NFPA Code: H3; F2; R0;
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ADDITIONAL INFORMATION
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ICSC: 0071
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QUINOLINE
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(C) IPCS, CEC, 1994
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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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