Lactose Agar with Bromothymol Blue and Crystal Violet (Drigalski)

Lactose Agar with Bromothymol Blue and Crystal Violet (Drigalski)

Product description

Selective medium for Gram negative

Enterobacteria in urine and feces

Applications

• Selective isolation
• ENTEROBACTERIA

Packaging

Suspend 50 grams of the medium in one liter of distilled water. Mix well and dissolve by heating with frequent agitation. Boil for one minute until complete dissolution. Sterilize in autoclave at 115 for 20 minutes.Cool to 45-50, mix well and dispense into plates.

Formula

• Lactose 15
• Casein Peptone 7.5
• Meat Peptone 7.5
• Beef Extract 3
• Yeast Extract 3
• Sodium Thiosulfate 1
• Sodium Desoxycholate 1
• Bromothymol Blue 0.08
• Crystal Violet 0.005
• Bacteriological Agar 12