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MSDS Material Safety Data Sheet
CAS

142-82-5

File Name: 142-82-5.asp

                              SIGMA-ALDRICH

Material Safety Data Sheet

Date Printed: 09/AUG/2005
Date Updated: 07/DEC/2004
Version 1.8
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 HEPTANE, REAGENTPLUS(TM), 99%
Product Number H2198

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
HEPTANE 142-82-5 205-563-8 601-008-00-2

Formula C7H16
Molecular Weight 100.21 AMU
Synonyms Dipropyl methane * Eptani (Italian) *
Gettysolve-C * Heptan (Polish) * n-Heptane *
Heptane (ACGIH:OSHA) * Heptanen (Dutch) *
n-Heptane (OSHA) * Heptyl hydride

3 - Hazards Identification

SPECIAL INDICATION OF HAZARDS TO HUMANS AND THE ENVIRONMENT
Highly flammable. Irritating to skin. Very toxic to aquatic
organisms, may cause long-term adverse effects in the aquatic
environment. Harmful: may cause lung damage if swallowed. Vapors
may cause drowsiness and dizziness.


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.

5 - Fire Fighting Measures

EXTINGUISHING MEDIA
Suitable: Carbon dioxide, dry chemical powder, or appropriate
foam. Use water spray to cool fire-exposed containers.

SPECIAL RISKS
Specific Hazard(s): Flammable liquid. Emits toxic fumes under
fire conditions.
Explosion Hazards: Vapor may travel considerable distance to
source of ignition and flash back. Container explosion can occur
under fire conditions. In advanced or massive fires the area
should be evacuated and the fire should be fought from a remote
explosion-resistant location.

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. Shut off all sources of ignition.

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, sand, or soda ash. Place in covered
containers using non-sparking tools and transport outdoors.
Ventilate area and wash spill site after material pickup is
complete.

7 - Handling and Storage

HANDLING
Directions for Safe Handling: Do not breathe vapor. Avoid
contact with eyes, skin, and clothing. Avoid prolonged or
repeated exposure.

STORAGE
Conditions of Storage: Keep tightly closed. Keep away from heat,
sparks, and open flame. Store in a cool dry place. Handle and
store under nitrogen.

8 - Exposure Controls / Personal Protection

ENGINEERING CONTROLS
Safety shower and eye bath. Use nonsparking tools. Mechanical
exhaust required.

GENERAL HYGIENE MEASURES
Wash thoroughly after handling. Wash contaminated clothing before
reuse.

EXPOSURE LIMITS
Country Source Type Value


ALDRICH - H2198 www.sigma-aldrich.com Page 2
Poland NDS 1200 MG/M3
Poland NDSCh 2000 MG/M3
Poland NDSP -

EXPOSURE LIMITS - EUROPEAN UNION
Source Type Value
OEL OEL 2,085 mg/m3
500 ppm

EXPOSURE LIMITS - DENMARK
Source Type Value
OEL TWA 820 mg/m3
200 ppm

EXPOSURE LIMITS - GERMANY
Source Type Value
TRGS 900 OEL 2,000 mg/m3
500 ppm
Remarks: 4

EXPOSURE LIMITS - NORWAY
Source Type Value
OEL 800 mg/m3
200 ppm

EXPOSURE LIMITS - SWITZERLAND
Source Type Value
OEL OEL 1,600 mg/m3
400 ppm

EXPOSURE LIMITS - UNITED KINGDOM
Source Type Value
OEL LTEL 1,600 mg/m3
400 ppm
OEL STEL 500 ppm

PERSONAL PROTECTIVE EQUIPMENT
Respiratory Protection: Government approved respirator.
Hand Protection: Compatible chemical-resistant gloves.
Eye Protection: Chemical safety goggles.

9 - Physical and Chemical Properties

Appearance Physical State: Liquid

Property Value At Temperature or Pressure

pH N/A
BP/BP Range 98 - 99 藲C
MP/MP Range -91 藲C
Flash Point -4 藲C Method: closed cup
Flammability N/A
Autoignition Temp 223 藲C
Oxidizing Properties N/A
Explosive Properties N/A
Explosion Limits Lower: 1.1 %
Upper: 7 %
Vapor Pressure 40 mmHg 20 藲C
SG/Density 0.683 g/cm3
Partition Coefficient Log Kow: > 3
Viscosity N/A
Vapor Density 3.5 g/l


ALDRICH - H2198 www.sigma-aldrich.com Page 3
Saturated Vapor Conc. N/A
Evaporation Rate N/A
Bulk Density N/A
Decomposition Temp. N/A
Solvent Content N/A
Water Content < 0.02 %
Surface Tension N/A
Conductivity N/A
Miscellaneous Data N/A
Solubility Solubility in Water:Insoluble.

10 - Stability and Reactivity

STABILITY
Stable: Stable.
Materials to Avoid: Strong oxidizing agents.

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

HAZARDOUS POLYMERIZATION
Hazardous Polymerization: Will not occur

11 - Toxicological Information

RTECS NUMBER: MI7700000

ACUTE TOXICITY

LC50
Inhalation
Rat
103,000 mg/m3
4H

LD50
Intravenous
Mouse
222 MG/KG

SIGNS AND SYMPTOMS OF EXPOSURE
Prolonged or repeated exposure to skin causes defatting and
dermatitis. CNS depression. Narcotic effect. Damage to the lungs.

ROUTE OF EXPOSURE
Skin Contact: Causes skin irritation.
Skin Absorption: May be harmful if absorbed through the skin.
Eye Contact: May cause eye irritation.
Inhalation: May be harmful if inhaled. Material may be
irritating to mucous membranes and upper respiratory tract.
Ingestion: May be harmful if swallowed.

TARGET ORGAN INFORMATION
Central nervous system. Heart. Lungs. Ears.

CHRONIC EXPOSURE - CARCINOGEN
Result: This product is or contains a component that is not
classifiable as to its carcinogenicity based on its IARC, ACGIH,
NTP, or EPA classification.

12 - Ecological Information



ALDRICH - H2198 www.sigma-aldrich.com Page 4
BIOACCUMULATION POTENTIAL: Indication of
bioaccumulation.

ECOTOXICOLOGICAL EFFECTS
Test Type: LC50 Fish
Species: Carassius auratus (Goldfish)
Time: 24 h
Value: 4 mg/l

Test Type: EC50 Daphnia
Species: Daphnia magna
Time: 48 h
Value: 1.5 mg/l

ADDITIONAL ECOLOGICAL INFORMATION

BOD: 3.5 %
BOD5: 55 %

13 - Disposal Considerations

SUBSTANCE DISPOSAL
Contact a licensed professional waste disposal service to dispose
of this material. Burn in a chemical incinerator equipped with an
afterburner and scrubber but exert extra care in igniting as this
material is highly flammable. Observe all federal, state, and
local environmental regulations.

14 - Transport Information

RID/ADR
UN#: 1206
Class: 3
PG: II
Proper Shipping Name: Heptane

IMDG
UN#: 1206
Class: 3
PG: II
Proper Shipping Name: Heptanes
Marine Pollutant: No
Severe Marine Pollutant: No

IATA
UN#: 1206
Class: 3
PG: II
Proper Shipping Name: Heptanes
Inhalation Packing Group I: No

15 - Regulatory Information

CLASSIFICATION AND LABELING ACCORDING TO EU DIRECTIVES
ANNEX I INDEX NUMBER: 601-008-00-2
NOTA: C, 4, 6
INDICATION OF DANGER: F Xn N
Highly Flammable. Harmful. Dangerous for the environment.
R-PHRASES: 11 38 50/53 65 67
Highly flammable. Irritating to skin. Very toxic to aquatic
organisms, may cause long-term adverse effects in the aquatic
environment. Harmful: may cause lung damage if swallowed.


ALDRICH - H2198 www.sigma-aldrich.com Page 5
Vapors may cause drowsiness and dizziness.
S-PHRASES: 9 16 29 33 60 61 62
Keep container in a well-ventilated place. Keep away from
sources of ignition - no smoking. Do not empty into drains.
Take precautionary measures against static discharges. This
material and its container must be disposed of as hazardous
waste. Avoid release to the environment. Refer to special
instructions/safety data sheets. If swallowed, do not induce
vomiting: seek medical advice immediately and show this
container or label.

COUNTRY SPECIFIC INFORMATION

Germany
WGK: 1

SWITZERLAND
SWISS POISON CLASS: 5

NORWAY

Labelling for organic solvents where the package is 1liter or
more.
YL-tall m3/l: 1190
YL-group: 3
Risk phrases: 20
Harmful by inhalation.
Safety phrases: 38 42
In case of insufficient ventilation, wear suitable respiratory
equipment. During fumigation/spraying wear suitable respiratory
equipment.

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 - H2198 www.sigma-aldrich.com Page 6

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