SIGMA-ALDRICH
Material Safety Data Sheet
Date Printed: 17/OCT/2005
Date Updated: 08/SEP/2005
Version 1.14
According to 91/155/EEC
Classified as Hazardous according to the criteria of EU Annex 1 and
NOHSC.
1 - Product and Company Information
Product Name T-BUTYL HYDROPEROXIDE
Product Number B2633
Company Sigma-Aldrich Pty. Ltd.
12 Anella Avenue
Castle Hill NSW 2154
Australia
Technical Phone # +61 2 9841 0555 (1800 800 097)
Fax +61 2 9841 0500 (1800 800 096)
Emergency Phone # +44 8701906777 (1800 448 465)
2 - Composition/Information on Ingredients
Product Name CAS # EC no Annex I
Index Number
TERT-BUTYL HYDROPEROXIDE 70% 75-91-2 200-915-7 None
SOLUTION IN WATER
Ingredient Name Percent CAS # EC no Annex I
Index Number
TERT-BUTYL HYDROPEROXIDE >= 70 75-91-2 200-915-7 None
Symbols: O-C
R-Phrases: 8-10-20/21/22-34
Contact with combustible material may cause fire. Flammable.
Harmful by inhalation, in contact with skin and if swallowed.
Causes burns.
WATER <= 30 7732-18-5 231-791-2 None
Formula C4H10O2
Molecular Weight 90.12 AMU
3 - Hazards Identification
SPECIAL INDICATION OF HAZARDS TO HUMANS AND THE ENVIRONMENT
May cause fire. Flammable. Harmful by inhalation, in contact with
skin and if swallowed. Causes burns. Harmful to aquatic organisms,
may cause long-term adverse effects in the aquatic environment.
4 - First Aid Measures
AFTER INHALATION
If inhaled, remove to fresh air. If not breathing give
artificial respiration. If breathing is difficult, give oxygen.
AFTER SKIN CONTACT
In case of skin contact, flush with copious amounts of water for
at least 15 minutes. Remove contaminated clothing and shoes.
Call a physician.
AFTER EYE CONTACT
In case of contact with eyes, flush with copious amounts of
water for at least 15 minutes. Assure adequate flushing by
separating the eyelids with fingers. Call a physician.
AFTER INGESTION
If swallowed, wash out mouth with water provided person is
conscious. Call a physician immediately.
5 - Fire Fighting Measures
EXPLOSION DATA
Sensitivity to Mechanical Impact: May be shock-sensitive.
CONDITIONS OF FLAMMABILITY
Vigorously supports combustion.
EXTINGUISHING MEDIA
Suitable: Carbon dioxide, dry chemical powder, or appropriate
foam.
SPECIAL RISKS
Specific Hazard(s): Combustible liquid. Contact with other
material may cause fire. Emits toxic fumes under fire
conditions. May accelerate combustion.
Explosion Hazards: Container explosion may occur under fire
conditions.
SPECIAL PROTECTIVE EQUIPMENT FOR FIREFIGHTERS
Wear self-contained breathing apparatus and protective clothing
to prevent contact with skin and eyes.
6 - Accidental Release Measures
PERSONAL PRECAUTION PROCEDURES TO BE FOLLOWED IN CASE OF LEAK OR SPILL
Evacuate area.
PROCEDURE(S) OF PERSONAL PRECAUTION(S)
Wear self-contained breathing apparatus, rubber boots, and heavy
rubber gloves.
ENVIRONMENTAL PRECAUTION(S)
Do not allow material to enter drains or water courses. Avoid
contaminating water supply.
METHODS FOR CLEANING UP
Cover with dry lime or soda ash, pick up, keep in a closed
container, and hold for waste disposal. Ventilate area and wash
spill site after material pickup is complete.
7 - Handling and Storage
HANDLING
Directions for Safe Handling: Do not breathe vapor. Do not get
in eyes, on skin, on clothing. Avoid prolonged or repeated
exposure.
STORAGE
Conditions of Storage: Keep tightly closed. Store in a cool dry
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place. Keep away from heat and open flame.
Unsuitable: Do not store near, nor allow contact with, clothing
and other combustible material.
Store at 2-8掳C
8 - Exposure Controls / Personal Protection
ENGINEERING CONTROLS
Safety shower and eye bath. Use only in a chemical fume hood.
GENERAL HYGIENE MEASURES
Wash contaminated clothing before reuse. Discard contaminated
shoes. Wash thoroughly after handling.
PERSONAL PROTECTIVE EQUIPMENT
Respiratory Protection: Government approved respirator.
Hand Protection: Compatible chemical-resistant gloves.
Eye Protection: Chemical safety goggles.
Special Protective Measures: Faceshield (8-inch minimum).
9 - Physical and Chemical Properties
Appearance Color: Colorless
Form: Clear liquid
Property Value At Temperature or Pressure
pH 4.3
BP/BP Range 96.2 掳C
MP/MP Range - 3.0 掳C 760 mmHg
Flash Point 43 掳C Method: closed cup
Flammability N/A
Autoignition Temp N/A
Oxidizing Properties N/A
Explosive Properties N/A
Explosion Limits Lower: 5.75 %
Upper: 10.15 %
Vapor Pressure 62 mmHg 45 掳C
SG/Density 0.9 g/cm3
Partition Coefficient N/A
Viscosity 4.4 Pas
Vapor Density 2.07 g/l
Saturated Vapor Conc. N/A
Evaporation Rate N/A
Bulk Density N/A
Decomposition Temp. N/A
Solvent Content N/A
Water Content N/A
Surface Tension N/A
Conductivity N/A
Miscellaneous Data N/A
Solubility Solubility in Water:Soluble.
10 - Stability and Reactivity
STABILITY
Stable: Stable.
Conditions to Avoid: Heat. Light.
Materials to Avoid: Finely powdered metals, Strong acids, Strong
bases, Sulfur, Acids, Strong reducing agents, Organic materials.
HAZARDOUS DECOMPOSITION PRODUCTS
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Hazardous Decomposition Products: Carbon monoxide, Carbon dioxide.
HAZARDOUS POLYMERIZATION
Hazardous Polymerization: Will not occur
11 - Toxicological Information
IRRITATION DATA
Skin
Rabbit
70 %
24 H
Remarks: Severe irritation effect
Eyes
Rabbit
Remarks: Severe irritation effect
SENSITIZATION
Respiratory: May cause allergic respiratory reaction.
Skin: May cause allergic skin reaction.
SIGNS AND SYMPTOMS OF EXPOSURE
Symptoms of exposure may include burning sensation, coughing,
wheezing, laryngitis, shortness of breath, headache, nausea, and
vomiting. Inhalation may result in spasm, inflammation and edema
of the larynxand bronchi, chemical pneumonitis, and pulmonary
edema. Material is extremely destructive to tissue of the mucous
membranes and upper respiratory tract, eyes, and skin.
ROUTE OF EXPOSURE
Skin Contact: Causes burns.
Skin Absorption: Readily absorbed through skin. Harmful if
absorbed through skin.
Eye Contact: Causes burns.
Inhalation: Material is extremely destructive to the tissue of
the mucous membranes and upper respiratory tract. Toxic if
inhaled.
Ingestion: Harmful if swallowed.
CHRONIC EXPOSURE - MUTAGEN
Result: Laboratory experiments have shown mutagenic effects.
12 - Ecological Information
ELIMINATION
Classification: Not significantly biodegradable.
ECOTOXICOLOGICAL EFFECTS
Test Type: LC50 Fish
Species: Brachydanio rerio
Time: 96 h
Value: 57 mg/l
13 - Disposal Considerations
SUBSTANCE DISPOSAL
Contact a licensed professional waste disposal service to dispose
of this material. Observe all federal, state, and local
environmental regulations. Dissolve or mix the material with a
combustible solvent and burn in a chemical incinerator equipped
with an afterburner and scrubber.
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14 - Transport Information
RID/ADR
UN#: 3109
Class: 5.2
Proper Shipping Name: Organic peroxide type F, liquid
IMDG
UN#: 3109
Class: 5.2
PG: II
Subrisk: 8
Proper Shipping Name: Organic peroxide type F, liquid
Marine Pollutant: No
Severe Marine Pollutant: No
Technical Name: Required
IATA
UN#: 3109
Class: 5.2
Subrisk: 8
Proper Shipping Name: Organic peroxide type F, liquid
Inhalation Packing Group I: No
Technical Name: Required
15 - Regulatory Information
CLASSIFICATION AND LABELING ACCORDING TO EU DIRECTIVES
INDICATION OF DANGER: O-C
Oxidizing. Corrosive.
R-PHRASES: 7-10-20/21/22-34-52/53
May cause fire. Flammable. Harmful by inhalation, in contact
with skin and if swallowed. Causes burns. Harmful to aquatic
organisms, may cause long-term adverse effects in the aquatic
environment.
S-PHRASES: 3/7-14-26-36/37/39-45-61
Keep container tightly closed in a cool place. Keep away from
combustible material. In case of contact with eyes, rinse
immediately with plenty of water and seek medical advice. Wear
suitable protective clothing, gloves, and eye/face protection.
In case of accident or if you feel unwell, seek medical advice
immediately (show the label where possible). Avoid release to
the environment. Refer to special instructions/safety data
sheets.
16 - Other Information
WARRANTY
The above information is believed to be correct but does not
purport to be all inclusive and shall be used only as a guide. The
information in this document is based on the present state of our
knowledge and is applicable to the product with regard to
appropriate safety precautions. It does not represent any
guarantee of the properties of the product. Sigma-Aldrich Inc.,
shall not be held liable for any damage resulting from handling or
from contact with the above product. See reverse side of invoice
or packing slip for additional terms and conditions of sale.
Copyright 2005 Sigma-Aldrich Co. License granted to make unlimited
paper copies for internal use only.
DISCLAIMER
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For R&D use only. Not for drug, household or other uses.
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