Bacteriology Media

MacConkey Agar

Medical laboratories media for selective isolation and differentiation of Enterobacteriaceae, lactose fermenting and lactose non- fermenting enteric bacteria, and a variety of other Gram-negative rods from clinical specimens.

Range	Bacteriology Media
Composition	Formula per liter of medium: Pancreatic digest of Gelatin 17 gm; Peptone 3 gm; Lactose 10 gm; Bile salts 1.5 gm; Sodium chloride 5 gm; Neutral red 0.03 gm; Crystal violet 0.001 gm; Agar 13.5 gm; Final pH 7.1 ± 0.2 at 25°C
Preparation	Suspend 50.031 grams in 1 liter distilled water. Heat, to boiling, to dissolve the medium completely. Sterilize by autoclaving at 15 lbs pressure (121°C) for 15 minutes. Pour into sterile petri dishes.
Storage	BioScien MacConkey Agar should be stored between 10-30°C in a firmly closed container and the prepared medium at 2-8°C. Use before expiry date on the label. On opening, product should be properly stored dry, after tightly capping the bottle in order to avoid lump development due to the hygroscopic nature of the product. Improper storage of the product may lead to lump formation. Store in a dry ventilated area protected from extremes of temperature and sources of ignition. Seal the container tightly after use. Product performance is best if used within stated expiry period.
Appearance	The color of BioScien MacConkey Agar is light yellow to pink homogeneous free flowing powder. Prepared Media is reddish purple in color. If there are any physical changes for powder or signs of deterioration (shrinking, cracking, or discoloration), and contaminations for hydrated media, discard the medium.
Specimen	Pharmaceutical samples, Food and dairy samples; Water samples
Pack sizes	3 options