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MSDS Material Safety Data Sheet
CAS

91-17-8

File Name: 91-17-8.asp

                              SIGMA-ALDRICH

Material Safety Data Sheet

Date Printed: 23/JUN/2005
Date Updated: 15/SEP/2004
Version 1.4
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 DECALIN SOLVENT, 97%
Product Number 456446

Company Sigma-Aldrich Pty. Ltd.
12 Anella Avenue
Castle Hill NSW 2154
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
DECAHYDRONAPHTHALENE MIXTURE OF 91-17-8 202-046-9 None
CIS AND TRANS ISOMERS

Formula C10H18
Molecular Weight 138.25 AMU
Synonyms Bicyclo(4.4.O)decane * Decalin * De-kalin *
Dekalina (Polish) * Naphthalane * Naphthane *
Perhydronaphthalene

3 - Hazards Identification

SPECIAL INDICATION OF HAZARDS TO HUMANS AND THE ENVIRONMENT
Harmful by inhalation. Causes burns. Toxic 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. Do not induce vomiting.

5 - Fire Fighting Measures

EXTINGUISHING MEDIA
Suitable: Carbon dioxide, dry chemical powder, or appropriate
foam.

SPECIAL RISKS
Specific Hazard(s): Combustible liquid. Emits toxic fumes under
fire conditions.
Explosion Hazards: Forms explosive mixtures in air.

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.

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. Keep away from heat
and open flame. Store in a cool dry place. Handle and store
under nitrogen.

SPECIAL REQUIREMENTS: Handle and store under inert gas. Air and
light sensitive. Heat sensitive.

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.

EXPOSURE LIMITS
Country Source Type Value
Poland NDS 100 MG/M3
Poland NDSCh 300 MG/M3
Poland NDSP -

PERSONAL PROTECTIVE EQUIPMENT


ALDRICH - 456446 www.sigma-aldrich.com Page 2
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 Physical State: Clear liquid
Color: Colorless

Property Value At Temperature or Pressure

pH N/A
BP/BP Range 189 - 191 藲C
MP/MP Range -43 藲C
Flash Point 57.2 藲C Method: closed cup
Flammability N/A
Autoignition Temp 250 藲C
Oxidizing Properties N/A
Explosive Properties N/A
Explosion Limits Lower: 0.7 %
Upper: 4.9 %
Vapor Pressure 42 mmHg 92 藲C
SG/Density 0.881 g/cm3
Partition Coefficient Log Kow: 4.79
Viscosity N/A
Vapor Density 4.76 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 N/A

10 - Stability and Reactivity

STABILITY
Stable: Stable.
Conditions to Avoid: Heat and light accelerate peroxide formation.
Materials to Avoid: Oxidizing agents.

HAZARDOUS DECOMPOSITION PRODUCTS
Hazardous Decomposition Products: Carbon monoxide, Carbon dioxide.

HAZARDOUS POLYMERIZATION
Hazardous Polymerization: Will not occur

11 - Toxicological Information

RTECS NUMBER: QJ3150000

ACUTE TOXICITY

LD50
Oral
Rat
4170 mg/kg



ALDRICH - 456446 www.sigma-aldrich.com Page 3
LC50
Inhalation
Rat
710 ppm
4H

LD50
Skin
Rabbit
5900 UL/KG

IRRITATION DATA
Eyes
Rabbit
Remarks: No irritation effect
Skin
Rabbit
Remarks: Severe irritation effect

SENSITIZATION
Sensitization: Will not occur

SIGNS AND SYMPTOMS OF EXPOSURE
Material is extremely destructive to tissue of the mucous
membranes and upper respiratory tract, eyes, and skin.
Inhalation may result in spasm, inflammation and edema of the
larynxand bronchi, chemical pneumonitis, and pulmonary edema.
Symptoms of exposure may include burning sensation, coughing,
wheezing, laryngitis, shortness of breath, headache, nausea, and
vomiting.

ROUTE OF EXPOSURE
Skin Contact: Causes burns.
Skin Absorption: May be harmful if absorbed through the skin.
Eye Contact: Causes burns.
Inhalation: Material is extremely destructive to the tissue of
the mucous membranes and upper respiratory tract. Harmful if
inhaled.
Ingestion: May be harmful if swallowed.

TARGET ORGAN INFORMATION
Liver. Kidneys.

CHRONIC EXPOSURE - CARCINOGEN

Rat
Route of Application: Inhalation
Exposure Time: 24H/90D
Result: Tumorigenic:Neoplastic by RTECS criteria.
Endocrine:Tumors.

Mouse
Route of Application: Inhalation
Exposure Time: 24H/90D
Result: Tumorigenic:Carcinogenic by RTECS criteria.
Endocrine:Tumors.

CHRONIC EXPOSURE - MUTAGEN
Mutation test: Histidine reversion (Ames)

12 - Ecological Information



ALDRICH - 456446 www.sigma-aldrich.com Page 4
ELIMINATION

Elimination: 3 %
BIOACCUMULATION POTENTIAL: Indication of
bioaccumulation.

ECOTOXICOLOGICAL EFFECTS
Test Type: LC50 Fish
Species: Leuciscus idus
Time: 48 h
Value: 4.3 mg/l

Test Type: LC50 Fish
Species: Carassius auratus (Goldfish)
Time: 48 h
Value: 4.5 mg/l

Test Type: LC50 Fish
Time: 96 h
Value: 100 mg/l

Test Type: EC50 Daphnia
Species: Daphnia pulex
Time: 48 h
Value: 2.49 mg/l

Test Type: IC50 Algae
Time: 72 h
Value: > 2.2 mg/l

ADDITIONAL ECOLOGICAL INFORMATION

BOD5: 0 %
COD: 5 %

13 - Disposal Considerations

SUBSTANCE DISPOSAL
Contact a licensed professional waste disposal service to dispose
of this material. Dissolve or mix the material with a combustible
solvent and burn in a chemical incinerator equipped with an
afterburner and scrubber. Observe all federal, state, and local
environmental regulations.

14 - Transport Information

RID/ADR
UN#: 1147
Class: 3
PG: III
Proper Shipping Name: Decahydronaphthalene

IMDG
UN#: 1147
Class: 3
PG: III
Proper Shipping Name: DECAHYDRONAPHTHALENES
Marine Pollutant: No
Severe Marine Pollutant: No

IATA
UN#: 1147


ALDRICH - 456446 www.sigma-aldrich.com Page 5
Class: 3
PG: III
Proper Shipping Name: Decahydronaphthalene
Inhalation Packing Group I: No

15 - Regulatory Information

CLASSIFICATION AND LABELING ACCORDING TO EU DIRECTIVES
INDICATION OF DANGER: N C
Dangerous for the environment. Corrosive.
R-PHRASES: 20 51/53 34
Harmful by inhalation. Toxic to aquatic organisms, may cause
long-term adverse effects in the aquatic environment. Causes
burns.
S-PHRASES: 26 36/37/39 45 60
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). This material and its container must
be disposed of as hazardous waste.

COUNTRY SPECIFIC INFORMATION

Germany
WGK: 1 (self-classification)

SWITZERLAND
SWISS POISON CLASS: 4

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
For R&D use only. Not for drug, household or other uses.




ALDRICH - 456446 www.sigma-aldrich.com Page 6

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