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What is Uranine?

 

Uranine is the water-soluble form of fluorescein and is sometimes called any of the following:

 

• Fluorescein, sodium salt
• Fluorescein, water soluble
• Uranine WSS
• Sodium Fluorescein

 

In industrial applications, this versatile greenish-yellow fluorescent dye is used to color automotive coolants (anti-freeze), dying wool and silk, as an Air-Sea rescue marker, ground water tracing dye, soap solutions and the coloring of agrochemicals and fertilizers.[/image_text_row][/vc_column][/vc_row]