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It's a differential agar used to differentiate between lactose fermenters and non-lactose fermenteing bacteria. Chemical composition of Mac Conkey agar Peptone 20.0g Trehalose 10.0g Bile salts(Difco) 1.5g Sodium Cloride 5.0 Neutral Red 0.05g Crystal Violet 0.001 Agar 15.0g Distelled water 1.0 liter pH: 7.4±0.2 (25 °C)
To prepare methyl red indicator, dissolve 0.1g of methyl red powder in 100 mL of 95% ethanol. Alternatively, you can also dissolve 0.1g of methyl red powder in 100 mL of distilled water for an aqueous solution. It is important to prepare fresh indicator as needed to ensure accurate results.
It's a differential agar used to differentiate between lactose fermenters and non-lactose fermenteing bacteria. Chemical composition of Mac Conkey agar Peptone 20.0g Trehalose 10.0g Bile salts(Difco) 1.5g Sodium Cloride 5.0 Neutral Red 0.05g Crystal Violet 0.001 Agar 15.0g Distelled water 1.0 liter pH: 7.4±0.2 (25 °C)
Potato Dextrose Agar (PDA) - a relatively rich medium for growing a wide range of fungi. - use for isolation and enumeration of yeasts and molds from dairy and other food products. - stimulation of conidia production in fungi. useful in slide cultures also demonstrate pigment production of T. rubrum