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MSDS Material Safety Data Sheet
CAS

7440-50-8

File Name: rochambeau_org---copperpowder.asp
                             SIGMA-ALDRICH

MATERIAL SAFETY DATA SHEET

Date Printed: 03/15/2005
Date Updated: 04/06/2004
Version 1.5


Section 1 - Product and Company Information

Product Name COPPER, POWDER, SPHEROIDAL, <10
MICRON, 99%
Product Number 326453
Brand ALDRICH

Company Sigma-Aldrich
Street Address 3050 Spruce Street
City, State, Zip, Country SAINT LOUIS MO 63103 US
Technical Phone: 314 771 5765
Emergency Phone: 414 273 3850 Ext. 5996
Fax: 800 325 5052

Section 2 - Composition/Information on Ingredient

Substance Name CAS # SARA 313
COPPER 7440-50-8 Yes

Formula Cu
Synonyms Allbri natural copper * ANAC 110 * Arwood copper
* Bronze powder * CDA 101 * CDA 102 * CDA 110 *
CDA 122 * C.I. 77400 * C.I. Pigment Metal 2 *
Copper (ACGIH:OSHA) * Copper-airborne * Copper
bronze * Copper-milled * Copper slag-airborne *
Copper slag-milled * 1721 Gold * Gold bronze *
Kafar copper * M 1 * M 3 * M 4 * M1 (Copper) * M2
(Copper) * M3 (Copper) * M4 (Copper) * M3R * M3S
* OFHC Cu * Raney copper
RTECS Number: GL5325000

Section 3 - Hazards Identification

EMERGENCY OVERVIEW
Flammable (USA) Highly Flammable (EU).
Highly flammable.
Target organ(s): Lungs.

HMIS RATING
HEALTH: 0*
FLAMMABILITY: 3
REACTIVITY: 1

NFPA RATING
HEALTH: 0
FLAMMABILITY: 3
REACTIVITY: 1

*additional chronic hazards present.

For additional information on toxicity, please refer to Section 11.

Section 4 - First Aid Measures
ORAL EXPOSURE
If swallowed, wash out mouth with water provided person is
conscious. Call a physician.

INHALATION EXPOSURE
If inhaled, remove to fresh air. If not breathing give
artificial respiration. If breathing is difficult, give oxygen.

DERMAL EXPOSURE
In case of skin contact, flush with copious amounts of water for
at least 15 minutes. Remove contaminated clothing and shoes.
Call a physician.

EYE EXPOSURE
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.

Section 5 - Fire Fighting Measures

FLAMMABLE HAZARDS
Flammable Hazards: Yes

EXPLOSION DATA
Dust Potential: This material, like most materials in powder
form, is capable of creating a dust explosion.

FLASH POINT
N/A

AUTOIGNITION TEMP
N/A

FLAMMABILITY
N/A

EXTINGUISHING MEDIA
Suitable: Dry chemical powder.
Unsuitable: Do not use water.

FIREFIGHTING
Protective Equipment: Wear self-contained breathing apparatus
and protective clothing to prevent contact with skin and eyes.
Specific Hazard(s): Flammable solid. Emits toxic fumes under
fire conditions.

Section 6 - Accidental Release Measures

PROCEDURE TO BE FOLLOWED IN CASE OF LEAK OR SPILL
Evacuate area. Shut off all sources of ignition. Use nonsparking
tools.

PROCEDURE(S) OF PERSONAL PRECAUTION(S)
Wear self-contained breathing apparatus, rubber boots, and heavy
rubber gloves.

METHODS FOR CLEANING UP
Avoid raising dust. Sweep up, place in a bag and hold for waste
disposal. Ventilate area and wash spill site after material
pickup is complete.



ALDRICH - 326453 www.sigma-aldrich.com Page 2
Section 7 - Handling and Storage

HANDLING
User Exposure: Avoid contact with eyes, skin, and clothing.
Avoid breathing dust. Avoid prolonged or repeated exposure.

STORAGE
Suitable: Keep tightly closed. Store under nitrogen.

Section 8 - Exposure Controls / PPE

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

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

GENERAL HYGIENE MEASURES
Wash thoroughly after handling.

EXPOSURE LIMITS, RTECS
Country Source Type Value
USA MSHA Standard-air TWA 0.1 MG/M3 (FUME,DUSTS & MISTS)
USA OSHA. PEL 8H TWA 0.1 MG(CU)/M3, FUME
New Zealand OEL
Remarks: check ACGIH TLV
USA NIOSH TWA 1 MG/M3

EXPOSURE LIMITS
Country Source Type Value
Poland NDS 1 MG/M3
Poland NDSCh 0.3 MG/M3
Poland NDSP -
Poland NDS 0.1 MG/M3
Poland NDSP -
Poland NDSCh 2 MG/M3

Section 9 - Physical/Chemical Properties

Appearance Physical State: Solid
Color: Light red
Form: Turnings

Property Value At Temperature or Pressure

Molecular Weight 63.54 AMU
pH N/A
BP/BP Range N/A
MP/MP Range N/A
Freezing Point N/A
Vapor Pressure N/A
Vapor Density N/A
Saturated Vapor Conc. N/A
SG/Density 8.94 g/cm3
Bulk Density N/A
Odor Threshold N/A
Volatile% N/A
VOC Content N/A
Water Content N/A


ALDRICH - 326453 www.sigma-aldrich.com Page 3
Solvent Content N/A
Evaporation Rate N/A
Viscosity N/A
Surface Tension N/A
Partition Coefficient N/A
Decomposition Temp. N/A
Flash Point N/A
Explosion Limits N/A
Flammability N/A
Autoignition Temp N/A
Refractive Index N/A
Optical Rotation N/A
Miscellaneous Data N/A
Solubility N/A

N/A = not available

Section 10 - Stability and Reactivity

STABILITY
Stable: Stable.
Conditions of Instability: May discolor on exposure to air and
moisture.
Materials to Avoid: Violent reaction may occur with acetylene,
ammonium nitrate, bromates, chlorates, iodates, chlorine, chlorine
trifluoride, ethylene oxide, fluorine, hydrogen peroxide,
hydrazine mononitrite, hydrogen sulfide, hydrazoic acid, lead
azide, potassium peroxide, sodium azide, and sodium peroxide.
Reaction of copper wool, trichloroacetic acid in dimethyl
sulfoxide is very exothermic, Strong acids, Strong oxidizing
agents, Acid chlorides, Halogens

HAZARDOUS DECOMPOSITION PRODUCTS
Hazardous Decomposition Products: Nature of decomposition products
not known.

HAZARDOUS POLYMERIZATION
Hazardous Polymerization: Will not occur

Section 11 - Toxicological Information

ROUTE OF EXPOSURE
Skin Contact: May cause 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(S) OR SYSTEM(S)
Lungs.

SIGNS AND SYMPTOMS OF EXPOSURE
Chronic copper poisoning is typified by hepatic cirrhosis, brain
damage and demyelination, kidney defects, and copper deposition
in the cornea as exemplified by humans with Wilson's disease. It
has also been reported that copper poisoning has lead to
hemolytic anemia and accelerates arteriosclerosis. Exposure can
cause: Damage to the lungs. Stomach pains, vomiting, diarrhea.
Blood effects.

TOXICITY DATA


ALDRICH - 326453 www.sigma-aldrich.com Page 4
Intraperitoneal
Mouse
3500 UG/KG
LD50

CHRONIC EXPOSURE - CARCINOGEN

Species: Rat
Route of Application: Intrapleural
Dose: 100 MG/KG
Result: Tumorigenic:Equivocal tumorigenic agent by RTECS
criteria. Lungs, Thorax, or Respiration:Fibrosis, focal
(pneumoconiosis). Lungs, Thorax, or Respiration:Tumors.

CHRONIC EXPOSURE - TERATOGEN

Species: Rat
Dose: 152 MG/KG
Route of Application: Oral
Exposure Time: (22W PRE)
Result: Effects on Embryo or Fetus: Fetotoxicity (except death,
e.g., stunted fetus). Specific Developmental Abnormalities:
Central nervous system.

Species: Rat
Dose: 1520 UG/KG
Route of Application: Oral
Exposure Time: (22W PRE)
Result: Specific Developmental Abnormalities: Musculoskeletal
system.

CHRONIC EXPOSURE - REPRODUCTIVE HAZARD

Species: Rat
Dose: 1210 UG/KG
Route of Application: Oral
Exposure Time: (35W PRE)
Result: Effects on Fertility: Pre-implantation mortality (e.g.,
reduction in number of implants per female; total number of
implants per corpora lutea). Effects on Fertility:
Post-implantation mortality (e.g., dead and/or resorbed implants
per total number of implants).

Species: Rat
Dose: 250 UG/KG
Route of Application: Intrauterine
Exposure Time: (1D PRE)
Result: Maternal Effects: Uterus, cervix, vagina. Effects on
Fertility: Female fertility index (e.g., # females pregnant per
# sperm positive females; # females pregnant per # females mated
).

Section 12 - Ecological Information

ACUTE ECOTOXICITY TESTS

Test Type: EC50 Daphnia
Species: Daphnia magna
Time: 48 h
Value: 0.04 - 0.050 mg/l



ALDRICH - 326453 www.sigma-aldrich.com Page 5
Test Type: LC50 Fish
Species: Onchorhynchus mykiss (Rainbow trout)
Time: 96 h
Value: 0.15 mg/l

Test Type: LC50 Fish
Species: other fish
Time: 96 h
Value: 0.11 mg/l

Test Type: EC50 Algae
Time: 72 h
Value: 0.01 - 0.020 mg/l

Test Type: LC50 Fish
Species: Cyprinus carpio
Time: 96 h
Value: 0.8 mg/l

ADDITIONAL RESULTS/DATA FROM RELEVENT SCIENTIFIC EXPERIMENTS

Avoid contamination of the environment

Section 13 - Disposal Considerations

APPROPRIATE METHOD OF DISPOSAL OF SUBSTANCE OR PREPARATION
Contact a licensed professional waste disposal service to dispose
of this material. Material in the elemental state should be
recovered for reuse or recycling. Observe all federal, state, and
local environmental regulations.

Section 14 - Transport Information

DOT
Proper Shipping Name: Metal powders, flammable, n.o.s.
UN#: 3089
Class: 4.1
Packing Group: Packing Group II
Hazard Label: Flammable solid
PIH: Not PIH

IATA
Proper Shipping Name: Metal powder, flammable, n.o.s.
IATA UN Number: 3089
Hazard Class: 4.1
Packing Group: II

Section 15 - Regulatory Information

EU ADDITIONAL CLASSIFICATION
Symbol of Danger: F
Indication of Danger: Highly Flammable.
R: 11
Risk Statements: Highly flammable.
S: 16
Safety Statements: Keep away from sources of ignition - no
smoking.

US CLASSIFICATION AND LABEL TEXT
Indication of Danger: Flammable (USA) Highly Flammable (EU).
Risk Statements: Highly flammable.
Safety Statements: Keep away from sources of ignition - no


ALDRICH - 326453 www.sigma-aldrich.com Page 6
smoking. Take precautionary measures against static discharges.
Wear suitable protective clothing, gloves, and eye/face
protection.
US Statements: Target organ(s): Lungs.

UNITED STATES REGULATORY INFORMATION
SARA LISTED: Yes
DEMINIMIS: 1 %
NOTES: This product is subject to SARA section 313 reporting
requirements.
TSCA INVENTORY ITEM: Yes

CANADA REGULATORY INFORMATION
WHMIS Classification: This product has been classified in
accordance with the hazard criteria of the CPR, and the MSDS
contains all the information required by the CPR.
DSL: Yes
NDSL: No

Section 16 - Other Information

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

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.




ALDRICH - 326453 www.sigma-aldrich.com Page 7

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