MacConkey broth is a selective medium for coliforms. This is widely used in quality testing in aqua and dairy industries. A color change from purple to yellow indicates presence of coliforms such as E.Coli
Dehydrated Form: Powder is homogeneous, free-flowing, and light beige.
Prepared Medium: clear to slightly hazy purple colored.
Storage conditions and Shelf life
Store the dehydrated culture media at 10 – 30°C away from direct sunlight. Use before the expiry date on the label. Protect from moisture and light by keeping container tightly closed after each use.
Store the prepared medium at 2-8°C.