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:                    Neodymium Nitride                                                      Synonyms:          None listed

Chemical Family:             Metal Nitride                                                                CAS #:                25764-11-8

Formula:                           NdN                                                                              Molecular Wt:   158.247

TSCA:                               Listed in the EPA TSCA inventory.

II           HAZARDOUS INGREDIENTS

TLV (Units): Not Set 25 ppm (as NH₃) 10 mg/m³ (as nuisance dust)                   Percent: 100

OSHA PEL: Not Set 25 ppm (as NH₃) 10 mg/m³ (as nuisance dust)

HMIS Hazard Rating: Health: 2               Flammability: 2                             Reactivity: 2

III         PHYSICAL DATA

Boiling Point 760 mm Hg:             N/A                                                                 Melting Point:                  No Data

Appearance and Odor:                  Black powder, ammonia odor.                       Vapor Density gm/cc:      No Data

Other Comments:                           Unstable in a moist environment                    Evaporation Rate:           N/A

IV         FIRE AND EXPLOSION HAZARDS DATA

Flash Point (Method): Unknown                                                                          Autoignition Temp: Unknown

Extinguishing Media: DO NOT USE WATER! Use dry chemical, sand or graphite.

Special Fire Fighting Procedures: Wear a self-contained breathing apparatus and full protective clothing to prevent contact with skin and eyes.

Unusual Fire & Explosion Hazards: May liberate toxic and flammable fumes of NH₃ if involved in a fire. Large amounts of NH₃ from exposure of NdN to water presents an explosion hazard.

V           HEALTH HAZARD INFORMATION

Toxicity Data: No Data on this material.

Nd₂O₃ Data:       ipr-rat LDLO: 800 mg/kg

NH₃ Data:          orl-rat LD50: 350 mg/kg ihl-rat LCLO: 132 mg/kg

                            unk-man LDLO: 350 mg/kg ihl-hmn TCLO: 20 ppm

                            ihl-cat TCLO: 1000 ppm ihl-man LCLO: 5000 ppm

                            ihl-mus LD50: 4837 ppm

Effects of Overexposure (Acute and Chronic):

Inhalation: Respiratory irritant. May cause severe damage to respiratory membranes. Symptoms of exposure include coughing, wheezing, difficult breathing, irritation of respiratory membrane, sneezing, bronchitis, ulceration of respiratory membranes and pulmonary edema.

Skin: Corrosive to moist skin. Can cause redness, irritation, itching, dermatitis and ulceration.

Eye: Corrosive. Risk of serious injury. Can cause watering, redness, burning sensation and inflammation.

Ingestion: Sensation of burning mouth, ammonia odor to breath, pain in swallowing, swelling, of throat, profuse salivation, nausea and vomiting, stomach cramps and rapid breathing.

Medical Conditions Generally Aggravated by Exposure: May aggravate pre-existing lung disorders.

Carcinogenicity: None

EMERGENCY AND FIRST AID PROCEDURES:

EYE: Flush with copious amounts of water for at least 15 minutes. Seek medical attention.

SKIN: Wash skin with mild soap and water. Seek medical attention.

INHALATION: Remove to fresh air. Seek medical attention immediately. Give oxygen if breathing is difficult.

INGESTION: SEEK MEDICAL ATTENTION IMMEDIATELY. Do not induce vomiting. Give 1-2 glasses of milk or water.

VI         REACTIVITY DATA

Stability: Unstable

Chemical Incompatibilities: Water, acids, carbon tetrafluoride, copper chloride, silicon tetrafluoride.

Hazardous Decomposition Products: Nd₂O₃, NH₃

Conditions to Avoid: Moisture, heat

Hazardous Polymerization: Will not occur.

VII        SPILL OR LEAK PROCEDURES

Steps to Be Taken in Case Material Is Released or Spilled: Wear a self-contained breathing apparatus and full protective clothing. Isolate spill area and insure that proper ventilation is available. Vacuum up spill using a HEPA unit and place in a container for proper disposal. Take care not to raise dust.

Waste Disposal Method: Disposal must be made in accordance with Federal, State and Local regulations.

VIII      SPECIAL PROTECTION INFORMATION

Respiratory Protection (specify type): Filter- Dust, fume, mist.

Ventilation: Local exhaust (maintain below TLV)                                                Other: N/A

Special: Handle in a dry, inert atmosphere                                                             Mechanical: Recommended

Protective Gloves: Neoprene

Eye Protection: Safety Goggles

Other Equipment: Normal lab wear suitable to prevent contamination of skin and clothes.

IX         SPECIAL PRECAUTIONS

Other Handling and Storage Conditions:

♦            Wash thoroughly after handling and before eating.

♦            Store in a tightly closed container in a cool, dry area.

DOT/UN/IMCO Class: Not regulated.

              The above information is believed to be correct, but does not purport to be all inclusive and shall be used only as a guide. ESPI shall not be held liable for any damage resulting from handling or from contact with the above product.

Issued By:           S. Dierks

Dated:                  October 1992