SPI Supplies SPI Supplies Division
Structure Probe, Inc.

P.O. Box 656 West Chester, PA 19381-0656 USA
Phone: 1-(610)-436-5400 Fax: 1-(610)-436-5755
E-mail: spi3spi@2spi.com

WWW: http://www.2spi.com
Manufacturer's CAGE: 1P573

Material Safety Data Sheet

SPI # CAR0608-AB Cargille® Optical Gel, Code 0608

Section 1: Identification

Date Effective........... January 8, 2009 
                          (most recent revision)

Chemical Name/Synonyms... Optical gel

Contacting CHEMTREC:

24 Hour Emergency Use Only #'s... 
Worldwide phone: 1-(703)-527-3887
Worldwide FAX:   1-(703)-741-6090 
Toll-free phone: 1-(800)-424-9300 USA only

Product or Trade Name.... SPI # CAR0608-AB
                          Cargille® Optical Gels
Synonyms................. Cargille® Optical Gel
                          Code 0608

Section 2: Composition

Component Name            CAS #          Percent       EU #

Silica, amorphous         Trade secret   N/A           N/A

Aliphatic Hydrocarbons    Trade secret   N/A           N/A

Section 3: Hazard Identification

Emergency overview: Routes of entry include inhalation, skin and eye contact.
This product may be irritating to eyes and skin. May produce a laxative effect if

Appearance: Water white gel.
Flash Point: >473° F / >245° C (COC)


Target Organs: N/A

Potential Health Effects: There are no known acute or chronic adverse health
effects attributed to this product during normal conditions of use.

Section 4: First Aid Measures

Eyes: Flush eyes with copious amounts of water for at least 15 minutes, holding
eyes open with fingertips. Consult a physician.

Skin: Wash affected area with soap and water. Launder all contaminated clothing
before reuse. If irritation or discomfort persists, consult a physician.

Ingestion: If victim is conscious, provide water to wash out mouth. Do NOT
induce vomiting. Never give anything by mouth to an unconscious person. Seek medical

Inhalation: Remove victim to fresh air. If concern arises, consult a physician.

Notes to Physician: Treat supportively and symptomatically.

Section 5: Fire Fighting Measures

General Information: Wear self-contained breathing apparatus and full
protective clothing.

Auto Ignition Temperature: N/A

Flash Point: >473° F / >245° C (COC).

Flammability: N/A

Hazardous Combustion Products: N/A

Unusual Fire/Explosion Hazards: Slight hazard when exposed to heat or flame.

Extinguishing Media: Treat as petroleum grease/oil fire. Use foam, carbon
dioxide, or dry chemical appropriate for this type of fire.

Protective Measures: NIOSH/MSHA approved self contained breathing apparatus
when fighting fires, along with full protective clothing. Do not breathe vapors or
fumes in fire conditions.

Section 6: Accidental Release Measures

Spills/Leaks: In the case of a spill or leak, absorb with an absorbent
material and place in a plastic (polyethylene or polypropylene) container. Keep
container sealed for disposal.

Section 7: Handling and Storage

Handling: Always wear appropriate safety equipment when handling this product,
including chemical splash goggles (or safety glasses with side shields) and chemical
resistant gloves.

Storage: Store in closed containers between 39-104° F. Keep away from 
direct sunlight.

Section 8: Exposure Controls and Personal Protection

Engineering Controls: Local exhaust is not required, but recommended. Safety
shower and eye wash stations should be readily available in all laboratory settings.

Exposure Limits

Chemical Name           ACGIH TLV   OSHA PEL Ceiling

Silica, amorphous       20 mppcf    20 mppcf

Aliphatic Hydrocarbons  5 mg/m3     N/A

Other Recommendations 

Chemical Name      ACGIH Respirable Dust     ACGIH Total Dust

Silica, amorphous  5 mg/m3                   10 mg/m3

Personal Protective Equipment

Eyes: Chemical splash goggles or safety glasses with side shields.

Skin: Plastic surgical gloves or other chemical resistant gloves.

Clothing: Lab coat or lab apron with long sleeves appropriate to prevent
skin contact.

Respirators: NIOSH or MESA approved self-contained breathing apparatus should
be used when airborne exposure limits are exceeded.

Section 9: Physical and Chemical Properties

Physical State: Gel.
Appearance: Water white gel.
Odor: Odorless
pH: N/A
Vapor Pressure: N/A
Vapor Density: N/A
Evaporation Rate: <1 @ 73° F & 760 mm Hg (mineral oil = 1). 
Viscosity: N/A
Boiling Point: >781° F / >416° C
Freezing/Melting Point: <-88° F
Autoignition Temperature: N/A
Flash Point: >473° F / 245° C (COC).
Decomposition Temperature: N/A
Explosion Limits
        Lower: N/A
        Upper: N/A
Solubility in water: Insoluble.
Specific Gravity/Density: 0.879
Molecular Formula: Mixture.
Molecular Weight: N/A

Section 10: Stability and Reactivity

Chemical Stability: Stable.

Conditions to Avoid: N/A

Incompatibility with Other Materials: None.

Hazardous Decomposition of Products: N/A

Hazardous Polymerization: Will not occur.

Section 11: Toxicological Information

No toxicological information is available at this time.

Section 12: Ecological Information

No ecological information is available at this time.

Section 13: Disposal Considerations

Waste Disposal: Dispose of this product in accordance with all local, state,
and federal environmental regulations.

Section 14: Transport Information

US DOT Hazard Class: Not regulated.

IATA (for international shipments): Not regulated.

Section 15: Regulatory Information

United States

OSHA: This product is not listed as an OSHA carcinogen.

European/International Regulations

Safety Phrases:
     S2 Keep out of the reach of children
     S24/25 Avoid contact with skin and eyes
     S36/37 Wear suitable protective clothing and gloves.



Section 16: Other Information

If this product should be used in ways that are outside of the intended applications in scanning electron microscope laboratories, and if it is going to be formulated into some other system, so that it becomes just another component of that other system, read the MSDS sheets for the other components before blending as the resulting mixture may have the hazards of all of its parts.

Disclaimer of Liability:

Caution! Do not use SPI Supplies products or materials in applications involving implantation within the body; direct or indirect contact with the blood pathway; contact with bone, tissue, tissue fluid, or blood; or prolonged contact with mucous membranes. Products offered by SPI Supplies are not designed or manufactured for use in implantation in the human body or in contact with internal body fluids or tissues. SPI Supplies will not provide to customers making devices for such applications any notice, certification, or information necessary for such medical device use required by US FDA (Food and Drug Administration) regulation or any other statute.

SPI Supplies and Structure Probe, Inc. make no representation, promise, express warranty or implied warranty concerning the suitability of these materials for use in implantation in the human body or in contact with internal body tissues of fluids.


The information and recommendations set forth above are taken from sources believed to be accurate as of the date hereof, however SPI Supplies and Structure Probe, Inc. make no warranty with respect to the accuracy of the information or the suitability of the recommendations, and assume no liability to any user thereof. The information contained in this sheet does not constitute a hazard assessment and should not be used in place of the user's own assessment of work place risks as required by other health and safety legislation. Be aware of the Structure Probe, Inc. Copyright Policy. Structure Probe, Inc. grants a nonexclusive license to make unlimited copies of this safety sheet for internal use only. Quite obviously, this information would pertain only to this material when purchased from SPI Supplies as product from other sources, with other ingredients and impurity levels could have substantially different properties.

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