Yttrium carbide

Formula
YC2
Description
Odorless, yellow pieces.

Registry Numbers and Inventories.
CAS
12071-35-1
EC (EINECS/ELINCS)
235-133-5
UN (DOT)
1325
Canada DSL/NDSL
NDSL
US TSCA
Listed

Properties.
Formula
C2Y
Formula mass
112.93
Density
4.13 g/cm3
Solubility in water
Decomposes

Hazards and Protection.
Protection
Neoprene gloves, chemical safety goggles, normal lab wear.
Small spills/leaks
Absorb with sand or inert material. Neutralize. Sweep or scoop up and remove.
Stability
Unstable material.
Incompatibilities
Strong acids, strong oxidizers, moisture.
Decomposition
Produces acetylene gas on contact with moisture.

Fire.
Fire fighting
Extinguish using agent for metal fires (like G-1 powder, MET-L-X or TEC)
Fire potential
A potentially flammable solid.
Health
1
 
Flammability
2
 
 
Reactivity
1
 

Health.
Exposure limit(s)
1 mg/L (as Y)
Exposure effects
Yttrium compounds have been reported to produce liver injury in test animals. As a lanthanide, yttrium may affect blood clotting time.
   Inhalation
Yttrium and compounds have caused pulmonary irritation in test animals. Diffuse pulmonary fibrosis has also been reported.
   Skin
Mild irritation.
   Eyes
Mild irritation.

First aid
 
   Ingestion
Induce vomiting. Seek medical attention.
   Inhalation
Remove to fresh air. If not breathing, give artificial respiration. Get medical attention. (problem for dust only).
   Skin
Flush with soap and water.
   Eyes
Flush with plenty of water for at least 15 minutes.

Transport.
UN number
1325
Response guide
Hazard class
4.3