
CircuitWorks® Silicone Free Heat Sink Grease
CircuitWorks® Silicone Free Heat Sink Grease
Chemtronics
8125 Cobb Center Drive
Kennesaw, GA 30152
Tel. 770-424-4888 or toll free 800-645-5244
Chemtrec - 1-800-424-9300 or collect 703-527-3887
24/7
Chemtronics
8125 Cobb Center Drive
Kennesaw, GA 30152
Tel. 770-424-4888 or toll free 800-645-5244
Material Safety Data Sheet
1. Product and company identification
CircuitWorks® Silicone Free Heat Sink Grease
2. Hazards identification
Potential acute health effects
No known significant effects or critical hazards.
Slightly irritating to the eyes.
Slightly irritating to the skin.
MAY CAUSE EYE AND SKIN IRRITATION. CONTAINS MATERIAL THAT MAY
CAUSE TARGET ORGAN DAMAGE, BASED ON ANIMAL DATA.
This material is considered hazardous by the OSHA Hazard Communication Standard
(29 CFR 1910.1200).
Potential chronic health effects
No known significant effects or critical hazards.
No known significant effects or critical hazards.
No known significant effects or critical hazards.
No known significant effects or critical hazards.
Contains material that may cause target organ damage, based on animal data.
No known significant effects or critical hazards.
Over-exposure signs/symptoms
Contains material which may cause damage to the following organs: lungs, upper
respiratory tract, eyes.
White. Off-white. [Light]
Do not eat, drink or smoke when using this product. Avoid contact with eyes, skin and
clothing. Wash thoroughly after handling.

CircuitWorks® Silicone Free Heat Sink Grease
2. Hazards identification
See toxicological information (Section 11)
Medical conditions
aggravated by overexposure
Pre-existing disorders involving any target organs mentioned in this MSDS as being at
risk may be aggravated by over-exposure to this product.
Adverse symptoms may include the following:
Irritating to mouth, throat and stomach.
nausea or vomiting
diarrhea
Adverse symptoms may include the following:
irritation
redness
Adverse symptoms may include the following:
pain or irritation
watering
redness
Silica, amorphous, fumed, cryst.-free
3. Composition/information on ingredients
There are no additional ingredients present which, within the current knowledge of the supplier and in the
concentrations applicable, are classified as hazardous to health or the environment and hence require reporting
in this section.
Wash out mouth with water. Do not induce vomiting unless directed to do so by medical
personnel. Never give anything by mouth to an unconscious person. Get medical
attention immediately.
Check for and remove any contact lenses. Immediately flush eyes with plenty of water
for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical
attention immediately.
In case of contact, immediately flush skin with plenty of water for at least 15 minutes
while removing contaminated clothing and shoes. Wash clothing before reuse. Clean
shoes thoroughly before reuse. Get medical attention immediately.
Move exposed person to fresh air. If not breathing, if breathing is irregular or if
respiratory arrest occurs, provide artificial respiration or oxygen by trained personnel.
Loosen tight clothing such as a collar, tie, belt or waistband. Get medical attention
immediately.
No specific treatment. Treat symptomatically. Contact poison treatment specialist
immediately if large quantities have been ingested or inhaled.
Protection of first-aiders
No action shall be taken involving any personal risk or without suitable training. It may
be dangerous to the person providing aid to give mouth-to-mouth resuscitation.
Use an extinguishing agent suitable for the surrounding fire.
5. Fire-fighting measures
Promptly isolate the scene by removing all persons from the vicinity of the incident if
there is a fire. No action shall be taken involving any personal risk or without suitable
training.
No specific fire or explosion hazard.
Flammability of the product

CircuitWorks® Silicone Free Heat Sink Grease
5. Fire-fighting measures
Special protective
equipment for fire-fighters
Fire-fighters should wear appropriate protective equipment and self-contained breathing
apparatus (SCBA) with a full face-piece operated in positive pressure mode.
Hazardous thermal
decomposition products
Decomposition products may include the following materials:
metal oxide/oxides
No action shall be taken involving any personal risk or without suitable training.
Evacuate surrounding areas. Keep unnecessary and unprotected personnel from
entering. Do not touch or walk through spilled material. Provide adequate ventilation.
Wear appropriate respirator when ventilation is inadequate. Put on appropriate
personal protective equipment (see Section 8).
Move containers from spill area. Approach release from upwind. Prevent entry into
sewers, water courses, basements or confined areas. Avoid dust generation. Do not
dry sweep. Vacuum dust with equipment fitted with a HEPA filter and place in a closed,
labeled waste container. Dispose of via a licensed waste disposal contractor. Note:
see Section 1 for emergency contact information and Section 13 for waste disposal.
Environmental precautions
6. Accidental release measures
Avoid dispersal of spilled material and runoff and contact with soil, waterways, drains
and sewers. Inform the relevant authorities if the product has caused environmental
pollution (sewers, waterways, soil or air).
Move containers from spill area. Avoid dust generation. Do not dry sweep. Vacuum
dust with equipment fitted with a HEPA filter and place in a closed, labeled waste
container. Dispose of via a licensed waste disposal contractor.
Store in accordance with local regulations. Store in original container protected from
direct sunlight in a dry, cool and well-ventilated area, away from incompatible materials
(see Section 10) and food and drink. Keep container tightly closed and sealed until
ready for use. Containers that have been opened must be carefully resealed and kept
upright to prevent leakage. Do not store in unlabeled containers. Use appropriate
containment to avoid environmental contamination.
Put on appropriate personal protective equipment (see Section 8). Eating, drinking and
smoking should be prohibited in areas where this material is handled, stored and
processed. Workers should wash hands and face before eating, drinking and smoking.
Remove contaminated clothing and protective equipment before entering eating areas.
Do not ingest. Avoid contact with eyes, skin and clothing. Keep in the original container
or an approved alternative made from a compatible material, kept tightly closed when
not in use. Empty containers retain product residue and can be hazardous. Do not
reuse container.
NIOSH REL (United States, 1/2013).
CEIL: 15 mg/m³ Form: Dust
TWA: 5 mg/m³ 10 hours. Form: Dust and fumes
STEL: 10 mg/m³ 15 minutes. Form: Fume
OSHA PEL (United States, 6/2010).
TWA: 5 mg/m³ 8 hours. Form: Fume
TWA: 5 mg/m³ 8 hours. Form: Respirable fraction
TWA: 15 mg/m³ 8 hours. Form: Total dust
OSHA PEL 1989 (United States, 3/1989).
STEL: 10 mg/m³ 15 minutes. Form: Fume
TWA: 5 mg/m³ 8 hours. Form: Fume
TWA: 5 mg/m³ 8 hours. Form: Respirable fraction
8. Exposure controls/personal protection