Brilliant Green (dye)

• Ethylgrün
• Diamond green G
• Malachite Green G

Green solid with a faint odor

Fixed

210 ° C.

Slightly soluble in water (100 g · l-1 at 20 ° C)

Attention

313 mg · kg -1 ( LD50, rat, oral)

Template: Infobox chemical / molecular formula search available

Brilliant green is a triphenylmethane dyes belonging to the organic combination of green color. It is soluble in water and alcohol, which solutions have a green color. In the pH range from 0.0 to 2.6, the color changes from yellow to green.

Properties

Brilliant green is a flammable green solid with a faint odor, which is readily soluble in water. It decomposes above a temperature above 210 ° C. Its aqueous solution is acidic.

Use

Brilliant green has often been used in biochemistry. The Brilliant Green Bile broth is used for the selective enrichment and enumeration of coliform bacteria in milk, water and other samples. There is a resonance-stabilized quaternary ammonium salt.

Brilliant green is used for the dyeing and printing of textiles, leather and paper as well as in printing inks, inks, ribbons and ballpoint pen inks.

In Eastern Europe and the countries of the former USSR, the alcoholic solution of brilliant green is used as an antiseptic. It is зелёнка as Latin Viridis nitentis spirituosa and as Russian [ seljonka ] known.