Gadolinium(III) chloride hydrate

  • Gadolinium chloride hydrate
Formula
GdCl3 : xH2O
Structure
Description
colorless hygroscopic crystals
Uses
USED in synthesis and NMR studies of the paramagnetic GdPCTA-[12] and GdPCTA-[13] complexes with possible use as contrast agents for magnetic resonance imaging.

Registry Numbers and Inventories.
CAS
19423-81-5
36/37/38

Properties.
Formula
CL3Gd . x H2O
Density
2.323 g/cm3 (25 C)

Hazards and Protection.
Storage
Keep tightly closed. Store in a cool dry place.
Protection
Compatible chemical-resistant gloves. Chemical safety goggles. Protective clothing.
Small spills/leaks
Sweep up, place in a bag and hold for waste disposal. Avoid raising dust. Ventilate area and wash spill site after material pickup is complete.
Incompatibilities
Strong oxidizing agents.
Decomposition
Hydrogen chloride gas.

Fire.
Fire fighting
Extinguish with carbon dioxide, dry chemical powder or appropriate foam. Wear self-contained breathing apparatus and protective clothing to prevent contact with skin and eyes.
Hazards
Emits toxic fumes under fire conditions.

Health.
Exposure effects
May be harmful by inhalation, ingestion, or skin absorption. Causes eye and skin irritation. Rare earth compounds may cause delayed blood clotting leading to hemorrhages. Inhalation of rare earths may cause sensitivity to heat, itching, and increased awareness of odor and taste.
   Inhalation
Material is irritating to mucous membranes and upper respiratory tract.

First aid
 
   Ingestion
If swallowed, wash out mouth with water provided person is conscious. Call a physician.
   Inhalation
If inhaled, remove to fresh air. If not breathing give artificial respiration. If breathing is difficult, give oxygen.
   Skin
In case of contact, immediately wash skin with soap and copious amounts of water. Remove contaminated clothing and shoes. Call a physician.
   Eyes
In case of contact with eyes, flush with copious amounts of water for at least 15 minutes. Assure adequate flushing by separating the eyelids with fingers. Call a physician.

Transport.