Category:
Prophylactic Biological Products
CAS NO:
1668-00-4
Standard:
USP,
98% intermediate
Arsenazo III is a highly sensitive chromogenic reagent primarily used for spectrophotometric determination of lanthanides and actinides. Its synthesis involves diazotization followed by coupling to produce the trisulfonated azo dye. The compound features the molecular formula C26H19AsN3Na4O15S4 and carries CAS number 3098-76-8.
Strictly avoid direct skin contact as it is toxic; use appropriate PPE including gloves and goggles. Store in a cool, dry place away from oxidizers. Not approved for clinical human administration.