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hydrogen sulfate,tetrabutylazanium 32503-27-8 MSDS
Name: Tetra-n-Butyl Ammonium Hydrogen Sulfate Material Safety Data Sheet
Synonym: TBAH
CAS: 32503-27-8
Section 1 - Chemical Product   MSDS Name:Tetra-n-Butyl Ammonium Hydrogen Sulfate Material Safety Data Sheet
Synonym:TBAH

Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS
CAS# Chemical Name content EINECS#
32503-27-8 Tetra-n-Butyl Ammonium Hydrogen Sulfat 251-068-5
Hazard Symbols: XI
Risk Phrases: 36/38

Section 3 - HAZARDS IDENTIFICATION
  EMERGENCY OVERVIEW
Irritating to eyes and skin.The toxicological properties of this material have not been fully investigated.Hygroscopic (absorbs moisture from the air).Harmful.
Potential Health Effects
Eye:
Causes severe eye irritation. Contact with liquid or vapor causes severe burns and possible irreversible eye damage.
Skin:
Causes skin irritation. May be absorbed through the skin. Causes redness and pain.
Ingestion:
Harmful if swallowed. May cause effects similar to those of acute inhalation.
Inhalation:
Causes respiratory tract irritation.
Chronic:
Not available.

Section 4 - FIRST AID MEASURES
  Eyes: Immediately flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids.
Skin:
Flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes.
Ingestion:
If victim is conscious and alert, give 2-4 cupfuls of milk or water.
Get medical aid. Wash mouth out with water.
Inhalation:
Remove from exposure and move to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen.
Notes to Physician:

Section 5 - FIRE FIGHTING MEASURES
  General Information:
As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. This material in sufficient quantity and reduced particle size is capable of creating a dust explosion.
Extinguishing Media:
Use water spray, dry chemical, carbon dioxide, or chemical foam.

Section 6 - ACCIDENTAL RELEASE MEASURES
  General Information: Use proper personal protective equipment as indicated in Section 8.
Spills/Leaks:
Vacuum or sweep up material and place into a suitable disposal container. Provide ventilation.

Section 7 - HANDLING and STORAGE
  Handling:
Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes.
Storage:
Store in a cool, dry place. Store in a tightly closed container.
Keep under a nitrogen blanket.

Section 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION
  Engineering Controls:
Facilities storing or utilizing this material should be equipped with an eyewash facility and a safety shower.
Exposure Limits CAS# 32503-27-8: Personal Protective Equipment Eyes: Wear chemical splash goggles.
Skin:
Wear appropriate protective gloves to prevent skin exposure.
Clothing:
Wear a chemical apron.
Respirators:
A NIOSH/MSHA approved air purifying dust or mist respirator or European Standard EN 149.

Section 9 - PHYSICAL AND CHEMICAL PROPERTIES
 
Physical State: Solid
Color: white
Odor: Not available.
pH: 1.5 (50% aq.sol.)
Vapor Pressure: Not available.
Viscosity: Not available.
Boiling Point: Not available.
Freezing/Melting Point: 169 -171 deg C
Autoignition Temperature: Not available.
Flash Point: Not available.
Explosion Limits, lower: Not available.
Explosion Limits, upper: Not available.
Decomposition Temperature: Not available.
Solubility in water: Soluble in water: >50% w/w
Specific Gravity/Density:
Molecular Formula: C16H37NO4S
Molecular Weight: 339.3233

Section 10 - STABILITY AND REACTIVITY
  Chemical Stability:
Stable under normal temperatures and pressures.
Conditions to Avoid:
Incompatible materials, moisture.
Incompatibilities with Other Materials:
Strong oxidizing agents.
Hazardous Decomposition Products:
Nitrogen oxides, carbon monoxide, oxides of sulfur, carbon dioxide.
Hazardous Polymerization: Will not occur.

Section 11 - TOXICOLOGICAL INFORMATION
  RTECS#:
CAS# 32503-27-8 unlisted.
LD50/LC50:
Not available.
Carcinogenicity:
Tetra-n-Butyl Ammonium Hydrogen Sulfate - Not listed by ACGIH, IARC, or NTP.

Section 12 - ECOLOGICAL INFORMATION
  Ecotoxicity:
BOD7: 0.93 gO2/g; COD: 1.70 gO2/g Microtox(EC50, 15 min.): 170 mg/ml

Section 13 - DISPOSAL CONSIDERATIONS
  Products which are considered hazardous for supply are classified as Special Waste and the disposal of such chemicals is covered by regulations which may vary according to location. Contact a specialist disposal company or the local waste regulator for advice. Empty containers must be decontaminated before returning for recycling.

Section 14 - TRANSPORT INFORMATION
 
IATA
Not regulated as a hazardous material.
IMO
Not regulated as a hazardous material.
RID/ADR
Not regulated as a hazardous material.

Section 15 - REGULATORY INFORMATION
 
European/International Regulations
European Labeling in Accordance with EC Directives
Hazard Symbols: XI
Risk Phrases:
R 36/38 Irritating to eyes and skin.
Safety Phrases:
WGK (Water Danger/Protection)
CAS# 32503-27-8: No information available.
Canada
CAS# 32503-27-8 is listed on Canada's DSL List.
CAS# 32503-27-8 is not listed on Canada's Ingredient Disclosure List.
US FEDERAL
TSCA
CAS# 32503-27-8 is listed on the TSCA inventory.


SECTION 16 - ADDITIONAL INFORMATION
N/A

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