Sil-Free - SAFETY DATA SHEETSECTION 1: IDENTIFICATION
Product Name: Sil-Free
Other means of identification: PN101700F00000G, PN101800F00000G, PN102000F00000G,PN102100F00000G
Recommended Use: Heat Sink Compound
MANUFACTURER INFORMATION
Boyd
5960 Inglewood Dr. Suite 115
Pleasanton, CA 94588(603)528-3400
EMERGENCY TELEPHONE NUMBER
ChemTel Inc.
(800)255-3924 (North America)+1 (813)248-0585 (International)

SECTION 2: HAZARD IDENTIFICATIONClassification of the substance or mixture
Hazardous to the aquatic environment, short term, acute, category 1Hazardous to the aquatic environment, long term, chronic, category 1Label elements
GHS label elements
The substance is classified and labeled according to the Globally Harmonized System (GHS).
· Hazard pictograms:· Signal word: Warning

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Product name: Sil-FreePage 2 of 9· Hazard statements:
H400 – Very toxic to aquatic life
H410 – Very toxic to aquatic life with long lasting effects· Precautionary statements:
P273 – Avoid release to the environment
P391 – Collect Spillage
P501 – Dispose of contents/container in accordance with Local, State, Federal, and ProvincialRegulations.
· Other hazard information: The Zinc Oxide in this product is in paste form and does not posea dust hazard.
SECTION 3: COMPOSITIONComponents
Zinc Oxide 1314-13-2
Other proprietary components

WGT(%)*
0-90%
0-10%

Additional information: For the listed ingredient(s), the identity and/or exact percentage(s) arebeing withheld as a trade secret. For the wording of the listed Hazard Statements, refer tosection 16.

SECTION 4: FIRST AID MEASURES

After inhalation:

The Zinc Oxide in this product is in paste form and does notpose a dust hazard.

After skin contact:

Immediately wash skin with soap and water. Get medicalattention if irritation develops or persists.

After eye contact:

Immediately flush eyes with water for 15 to 20 minutes.
Get medical attention if irritation or symptoms ofoverexposure persist.

After ingestion:

If swallowed do not induce vomiting. Call a physician or
poison control center immediately. Never give anything by
mouth to an unconscious person.

Most important symptoms and effects both acute and delayed
Other First Aid:
Exposure to soldering fumes and vapors may be irritation
to the eyes, respiratory system and skin.

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SECTION 5: FIRE FIGHTING MEASURESExtinguishing Media•Suitable extinguishing agents: Foam, carbon dioxide, dry chemical, water fogor spray.

•Unsuitable extinguishing agents: Not determined.

Special hazards arising from the substance or mixture: None known

Advice for firefighters:
Evacuate area of unprotected personnel. Use cold water spray to cool fire exposedcontainers to minimize risk of rupture. Do not enter confined fire space without fullprotective gear. If possible, contain fire run-off water.
PPE: As in any fire, wear Self-Contained Breathing Apparatus (SCBA), MSHA/NIOSH(approved or equivalent) and full protective gear.
NFPA Fire: 0
NFPA Health: 1
NFPA Reactivity: 0
SECTION 6: ACCIDENTAL RELEASE MEASURES
Personal precautions, protective equipment and emergency procedures”
Do not ingest. Use proper personal protective equipment as listed in Section 8, wear
gloves.
Environmental precautions:
Avoid run-off into storm sewers, ditches and waterways.
Methods and material for containment and cleaning up:
Collect product and repackage in a container.
Use common solvents such as mineral spirits, acetone or IPA. Provide ventilation. Afterremoval, flush spill area with soap and water to remove trace residue.
Reference to other sections• See Section 7 for information on safe handling.
• See Section 8 for information on personal protection equipment.
• See Section 13 for disposal information.

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SECTION 7: HANDLING AND STORAGE
Handling
Precautions for safe handling:
Use with adequate ventilation. Avoid breathing vapor and contact with eyes, skin andclothing.
Hygiene Practices:
Wash thoroughly after handling. Avoid contact with eyes and skin.
Conditions for safe storage, including any incompatibilities:
Store in a cool, dry, well ventilated area away from heat sources, combustible materials
and incompatible substances. Keep container tightly closed when not in use.

SECTION 8: EXPOSURE CONTROLS/PERSONAL PROTECTION
Control parameters
Components with limit values that require monitoring at the workplace:
Not applicableEngineering controls:· Ventilation: Use in a well ventilated area, no additional controls needed when usedwith adequate ventilation.
Exposure controls· General protective and hygienic measures:
Wash thoroughly after handling. Avoid contact with eyes and skin.
Personal protective equipment· Eye Protection: Wear safety glasses.
· Skin Protection: Wear gloves.

Additional information: The lists that were valid during the creation were used asbasis.

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SECTION 9: PHYSICAL AND CHEMICAL PROPERTIES
Information on basic physical and chemical properties
Color:White, off white, or gray

Odor:

Odorless

Odor threshold:

N/ApH:

N/A

Solubility in water:

Insoluble

Boiling Point:>400°F/ >204°C

Melting Point:

N/A

Flash Point:

565°F/296° (COC)

Flammability:

N/A

Auto-ignition:

N/A

Decomposition temp:

225°C

Danger of Explosion:

N/A

Vapor Pressure:<0.1 mm Hg

Density (20 °C / 68 °F):

2.7 (H2O=1)

Vapor density:

N/A

Relative density:

2.4 g/cc

Viscosity:

870,000, 70,000 cP @ 1, 10 sec-1 shear @ 25°C

Evaporation Rate:<0.01 (butyl acetate=1)

SECTION 10: STABILITY AND REACTIVITY
Stability: Stable under recommended handling and storage conditions
Reactivity: None known
Possibility of Hazardous Reactions: None known
Incompatible materials: Oxidizing agents.
Thermal decomposition / conditions to be avoided: 225°C
Hazardous decomposition products: Toxic gases such as ZnO fumes may bereleased in a fire.

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SECTION 11: TOXICOLOGICAL INFORMATION
Information on toxicological effects
Acute toxicity
LD/LC50 values that are relevant for classification
Zin Oxide (CAS No. 1314-13-2)
DermalLD50 N/AOral
LD50 >5000 mg/kg (rat)Probable route(s) of exposure:Skin: May cause skin irritation
Eye: May cause eye irritation
IARC (International Agency for Research on Cancer)
None of the ingredients are listed.
NTP (National Toxicology Program)
None of the ingredients are listed.
OSHA-Ca (Occupational Safety & Health Administration)
None of the ingredients are listed.

SECTION 12: ECOLOGICAL INFORMATION
Toxicity
Aquatic toxicity:

Harmful to aquatic organisms, may cause long term
effects in the aquatic environment.
Persistence and degradability:
N/A
Bioaccumulative potential:
N/A
Mobility in soil:
N/A
Additional ecological information
General notes: No additional data available
Results of PBT and vRvB assessment:
PBT:
N/AvRvB:
N/A
Other adverse effects:
N/A

SECTION 13: DISPOSAL CONSIDERATIONS
Waste treatment methods
Recommendation:
Dispose of materials in accordance with local, state & federal regulations.

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SECTION 14: TRANSPORTATION INFORMATION•

UN Number:•DOT, ADR, IMDG, IATA

UN3077

UN proper shipping name•DOTNot regulated as hazardous material fortransportation•IMDG, IATA

Environmentally hazardous substance, solid, n.o.s(ZnO)

Transport hazard class(es)
DOT

Not Regulated

IMDG, IATHazard Class

9Packing GroupIII

Environmental hazards
Marine pollutant

Yes
Symbol (fish and tree)

Always refer to federal, state, and local regulation for the most current regulatory
requirements and information.

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SECTION 15: REGULATORY INFORMATION
Safety, health, and environmental regulations /legislation specific for thesubstance or mixture
United States (USA)SARA (Superfund Amendments and Reauthorization Act)
Listed, Zinc Compounds

TSCA (Toxic Substances Control Act)
ListedProposition 65 (California)
Not listed

EPA (Environmental Protection Agency)
1314-13-2 Zinc Oxide, IICanada
Canadian Domestic Substances List (DSL):
ListedAlways refer to federal, state, and local regulation for the most current regulatory
requirements and information.
GHS label elements
The substance is classified and labeled according to the Globally Harmonized System (GHS).
· Hazard pictograms:· Signal word: Warning· Hazard statements:
H400 – Very toxic to aquatic life
H410 – Very toxic to aquatic life with long lasting effects· Precautionary statements:
P273 – Avoid release to the environment
P391 – Collect Spillage
P501 – Dispose of contents/container in accordance with Local, State, Federal, and ProvincialRegulations.
· Other hazard information: The Zinc Oxide in this product is in paste form and does not posea dust hazard.

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SECTION 16: OTHER INFORMATION
Information Source and References
Website, OSHA (ecfr.gov)
Website, PubChem (https://pubchem.ncbi.nlm.nih.gov/ghs/)
Website, CAMEO Chemicals (cameochemicals.noaa.gov)
Website, US EPA Substance Registry Services(ofmpub.epa.gov/sorinternet/registry/substreg/home/overview/home.do)
Website, Chemical Abstracts Registry, American Chemical Society (www.cas.org)
Safety Data Sheets, Individual Manufacturers
Additional information
The information contained in this data sheet represents the best information currently
available to us. However, no warranty is made with respect to its completeness, and weassume no liability resulting from its use.

Safety Data Sheet revised on March 16, 2023.

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