1,6-Dihydroxyhexane
Hexamethylene glycol
C6H14O2 / HO(CH2)6OH
Molecular mass: 118.2
ICSC # 0491
CAS # 629-11-8
RTECS # MO2100000
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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.
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NO open flames.
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Alcohol-resistant foam,
powder,
carbon dioxide.
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Explosion
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Finely dispersed particles form explosive mixtures in air.
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Prevent deposition of dust; closed system, dust explosion-proof electrical equipment and lighting.
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Exposure
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PREVENT DISPERSION OF DUST!
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•Inhalation
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Local exhaust or breathing protection.
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Fresh air, rest.
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•Skin
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Protective gloves.
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Remove contaminated clothes.
Rinse skin with plenty of water or shower.
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•Eyes
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Redness.
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Safety spectacles.
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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.
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Rinse mouth.
Give plenty of water to drink.
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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 containers; if appropriate, moisten first to prevent dusting.
Wash away remainder with plenty of water.
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Separated from
strong oxidants.
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Important Data
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Physical State; Appearance:
COLOURLESS CRYSTALS
Physical Dangers:
Dust explosion possible if in powder or granular form, mixed with air.
Chemical Dangers:
Reacts violently with oxidants.
Occupational Exposure Limits:
TLV not established.
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Routes of Exposure:
The substance can be absorbed into the body
by inhalation of its aerosol.
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:
The substance
irritates
the eyes.
Effects of Long-Term or Repeated Exposure:
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Physical
Properties
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Boiling point: 208°C
Melting point: 42.8°C
Density: 0.96 g/cm3
Solubility in water: good
Vapour pressure, Pa at 25°C: 0.007
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Relative vapour density (air = 1): 4.1
Flash point: 101°C
Auto-ignition temperature: 320°C
Explosive limits, vol% in air: 6.6-16
Octanol/water partition coefficient as log Pow: -0.11
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Environmental
Data
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N O T E S
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ADDITIONAL INFORMATION
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ICSC: 0491
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1,6-HEXANEDIOL
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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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