Chloroauric acid,CAS 16903-35-8/16961-25-4 HAuCl4,Tetrachloroauric(III) acid

Chloroauric acid,CAS 16903-35-8/16961-25-4 HAuCl4,Tetrachloroauric(III) acid
Chloroauric acid,CAS 16903-35-8/16961-25-4 HAuCl4,Tetrachloroauric(III) acid
Chloroauric acid,CAS 16903-35-8/16961-25-4 HAuCl4,Tetrachloroauric(III) acid
Chloroauric acid,CAS 16903-35-8/16961-25-4 HAuCl4,Tetrachloroauric(III) acid

Chloroauric acid [16903-35-8]/[16961-25-4]

Chloroauric acid is an inorganic compound with the chemical formula HAuCl 4. Both the trihydrate and tetrahydrate are known. It is an orange-yellow solid, a common precursor to other gold compounds and an intermediate in the purification of gold metal. Both the trihydrate and tetrahydrate are available commercially.

Identification
Name   Chloroauric acid
Synonyms   Tetrachloroauric(III) acid,Gold(III) chloride trihydrate,
Molecular Formula   HAuCl4
Molecular Weight   339.79
CAS Registry Number   16903-35-8
EINECS   240-948-4
Au content   47.8%
Appearance   Yellow crystal
Safety Data
 
Hazard Symbols   symbol   C  
Risk Codes   R34;R43  
Safety Description   S26;S36/37/39;S45   
Transport Information   UN 3260
MSDS   Chloroauric acid MSDS.pdf
     

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