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MSDS Material Safety Data Sheet
CAS

25764-11-8

File Name: 25764-11-8.asp

                                          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
ihl-mus LD50: 4837 ppm unk-man LDLO: 350 mg/kg
ihl-hmn TCLO: 20 ppm ihl-cat TCLO: 1000 ppm
ihl-man LCLO: 5000 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:

鈥ash thoroughly after handling and before eating.
鈥tore in a tightly closed container in a cool, dry area.

DOT/UN/IMCO Class: Not regulated.


Issued By: S. Dierks
Dated: October 1992

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