Tris(hydroxymethyl)propane
2-Ethyl-2-(hydroxymethyl)-1,3-propanediol
Propylidynetrimethanol
Hexaglycerol
Hexaglycerine
C6H14O3
Molecular mass: 134.2
ICSC # 0366
CAS # 77-99-6
RTECS # TY6470000
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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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Powder, alcohol-resistant foam, water spray, 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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Cough.
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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 goggles
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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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Cough.
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Do not eat, drink, or smoke during work.
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Rinse mouth.
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Spillage Disposal
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Storage
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Packaging & Labelling
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Personal protection: P1 filter respirator for inert particles.
Sweep spilled substance into containers.
Wash away remainder with plenty of water.
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Separated from
strong oxidants.
Dry.
Well closed.
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Important Data
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Physical State; Appearance:
COLOURLESS
TO WHITE
HYGROSCOPIC
CRYSTALS
OR PELLETS
Physical Dangers:
Chemical Dangers:
Reacts
violently with
strong oxidants
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Occupational Exposure Limits:
TLV not established.
MAK not established.
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Routes of Exposure:
Inhalation Risk:
A nuisance-causing concentration of airborne particles can be reached quickly when dispersed.
Effects of Short-Term Exposure:
May cause mechanical irritation tothe eyesandthe respiratory tract.
Effects of Long-Term or Repeated Exposure:
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Physical
Properties
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Boiling point: 292-297°C
Melting point: 58°C
Density: 1.084
g/cm3
Solubility in water:
at 20°C
miscible
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Relative vapour density (air = 1): 4.63
Flash point: 172°C c.c.
Auto-ignition temperature: about 375°C
Explosive limits, vol% in air: 2.0-11.8
Octanol/water partition coefficient as log Pow: - 0.5
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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: 0366
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1,1,1-TRIMETHYLOLPROPANE
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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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