ELECTRONIC SPACE PRODUCTS INTERNATIONAL

1050 Benson Way, Ashland, OR 97520

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E-Mail: sales@espimetals.com

MATERIAL SAFETY DATA SHEET

I            PRODUCT IDENTIFICATION

Trade Name:                    Calcium Carbonate                                                       Formula:            CaCO₃

Chemical Family:             Metal carbonate                                                            CAS #:                471-34-1

Synonyms:                        Limestone, Marble, Calcitrate, Chalk, Carbonic Acid, and Calcium Salt

II           HAZARDOUS INGREDIENTS

Calcium Carbonate %:   90-100

HMIS Hazard Rating: Health: 1               Flammability: 0               Reactivity: 0                    Personal Protection: B

III         PHYSICAL DATA

Boiling Point:                   N/A                                                                               Melting Point:                  825 ^oC

Evaporation Rate:           N/A                                                                               Density (gm/cc): N/A

Vapor Pressure:               N/A                                                                               % Volatiles by Volume:  N/A

Solubility in H₂O:            Negligible (less than 1%)                                             Appearance and Odor:    White solid, no odor.

IV         FIRE AND EXPLOSION HAZARDS DATA

Flash Point (Method used): N/A

Extinguishing Media: Use extinguishing media appropriate surrounding fire.

Special Fire Fighting Procedures: Firefighters should wear proper protective equipment and self-contained breathing apparatus with full facepiece operated in positive pressure mode.

Toxic Gases Produced: Oxides, carbon monoxide, carbon dioxide.

V           HEALTH HAZARD INFORMATION

Toxicity Data: No data

Route(s) of Entry: Inhalation.

Effects of Over Exposure:

Dermal/eye Contact: As a nuisance material, SrCO₃ would not be considered an ingestion or skin hazard.

Inhalation: No data on effects of inhalation are available. However, due to its chemical similarity to calcium carbonate, SrCO₃ would be considered non-hazardous and classified as a nuisance dust.

Other: Strontium compounds are generally considered to have low toxicity as a nuisance material.

Medical Conditions Generally Aggravated by Exposure: No data

Carcinogenicity: None

EMERGENCY AND FIRST AID PROCEDURES:

EYE CONTACT: Flush to remove particles.

SKIN CONTACT: Flush with soap and water.

INHALATION: Remove to fresh air.

INGESTION: Induce vomiting. Seek medical attention.

VI         REACTIVITY DATA

Stability: Stable

Incompatibility (Material to Avoid): None

Conditions to Avoid: None

Hazardous Decomposition Products: None

Hazardous Polymerization: Will not occur.

VII        SPILL OR LEAK PROCEDURES

Steps to Be Taken in Case Material Is Released or Spilled: Sweep or scoop up and remove.

Waste Disposal Method: Dispose of with normal refuse.

VIII      SPECIAL PROTECTION INFORMATION

Respiratory Protection (Specify Type): N/A

Ventilation: Mechanical: Use with adequate ventilation.

Protective Gloves: No special gloves needed

Eye Protection: Safety glasses.

Other Protective Equipment: Normal laboratory wear.

IX         SPECIAL PRECAUTIONS

Precautions to Be Taken in Handling and Storing: Wash thoroughly after handling. Keep container closed.

Issued:                 Steve Dierks

Issue Date:           April 1993