MATERIAL SAFETY DATA SHEET
I PRODUCT IDENTIFICATION
Trade Name: Molybdenum Carbide Formula: Mo2C
Chemical Family: Metal Carbide
II HAZARDOUS INGREDIENTS
TLV (units): 10 mg/m3
III PHYSICAL DATA
Melting Point: Solubility in H2O: Sparingly
Vapor Density: 8.9 g/cc Specific Gravity: N/A
Appearance and Odor: Black Crystalline powder/ odorless
IV FIRE AND EXPLOSION HAZARDS DATA
Flash Point (Method Used): N/A Autoignition Temperature: N/A
Flammable Limits: UEL: N/A LEL: N/A
Extinguishing Media: Agent for metal fires (like G-1 Powder, Met-L-X, or TEC).
Unusual Fire and Explosion Hazards: None
Special Fire Fighting Procedures: None
V HEALTH HAZARD INFORMATION
Threshold Limit Value (TLV): OSHA/PEL for insoluble Mo compounds is 15 mg/m3. TLV for Mo and it鈥檚 insoluble Mo com-
pounds (as Mo) is 10 mg/m3.
Effects of Over Exposure: Insoluble molybdenum compounds cause only transient irritation of mucous membranes. Persons with
obstructive airway diseases may suffer aggravation of symptoms from Mo2C dust. Insoluble molybdenum compounds have low oral
toxicity. Not classified as a primary skin irritant. No data available on long term affects.
EMERGENCY AND FIRST AID PROCEDURES:
EYE CONTACT: Flush with water for at least 15 minutes.
SKIN CONTACT: Flush with soap and water.
INHALATION: Remove to fresh air.
INGESTION: Induce vomiting.
V REACTIVITY DATA
Incompatibility Materials: N/A
Hazardous Decomposition Products: None known
Hazardous Polymerization: Will not occur
VII SPILL OR LEAK PROCEDURES
Steps to Be Taken in Case Material Is Released or Spilled: Vacuum up spill.
Waste Disposal Method: Dispose of product with normal refuse.
VIII SPECIAL PROTECTION INFORMATION
Respiratory Protection: NIOSH/MSHA Approved Filter-dust, fume mist respirator.
Ventilation: Use with adequate ventilation.
Eye Protection: Safety glasses.
Protective Gloves: N/A.
Other Protective Equipment: Normal lab wear.
IX SPECIAL PRECAUTIONS
Handling and Storage Conditions: Wash thoroughly after handling. Do not get in eyes on skin or on clothing. Keep container
clsoed. Not classified as hazardous by DOT, UN, or IMCO.
Prepared by: S. Dierks
Revised Date: July 1990