Potassium tetrachloroaurate dihydrate

Formula
KAuCl4.2H2O
Structure
Description
yellow monoclinic crystals
Uses
Photography, painting on porcelain and glass.

Registry Numbers and Inventories.
CAS
13682-61-6
EC (EINECS/ELINCS)
237-190-1
Merck
12,7854
Beilstein/Gmelin
170250 (G)
Swiss Giftliste 1
G-8902
Canada DSL/NDSL
NDSL
US TSCA
Listed
Austrailia AICS
Listed
Korea ECL
Listed

Properties.
Formula
AuCl4H4KO2
Formula mass
413.91
Melting point, °C
>300
Solubility in water
Soluble

Hazards and Protection.
Storage
Store in a cool, dry place. Store in a tightly closed container.
Handling
Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes.
Protection
Wear appropriate protective eyeglasses or chemical safety goggles, protective gloves and clothing to prevent exposure.
Respirators
Follow the OSHA respirator regulations found in 29CFR 1910.134 or European Standard EN 149. Always use a NIOSH or European Standard EN 149 approved respirator when necessary.
Small spills/leaks
Vacuum or sweep up material and place into a suitable disposal container.
Stability
Stable.
Incompatibilities
Strong oxidizing agents, ammonia, active metals.
Decomposition
Hydrogen chloride.

Fire.
Fire fighting
Wear approved SCBA in full pressure-demand and full protective gear. Use foam, dry chemical, or carbon dioxide.

Health.
Poison_Class
3
Exposure effects
   Ingestion
May cause irritation of the digestive tract. The toxicological properties of this substance have not been fully investigated.
   Inhalation
Causes respiratory tract irritation.
   Skin
Causes skin irritation.
   Eyes
Causes eye irritation.

First aid
 
   Ingestion
Get medical aid. Wash mouth out with water.
   Inhalation
Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.
   Skin
Get medical aid. Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes.
   Eyes
Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower lids. Get medical aid.

Transport.
USCG CHRIS Code
zz