Usages:

For cultivations of yeasts , moulds and acidophilic bacteria.

Principle:

Peptone and yeast extract powder provides carbon and nitrogen sources and trace elements; lactose are fermentable sugars; sodium chloride maintains osmotic equilibrium; the 3rd bile salts and crystal violet inhibiting gram-positive bacteria, especially against Gram positive bacteria and fecal streptococci; neutral red as pH indicator.

Formulation(per liter):

Peptone 5g

Tryptone 5g

Glucose 20g

Final pH 5.7 ± 0.1        

How to use:

1.Suspend 30g in 1 L of distilled water , stirring heated to boiling until completely dissolved, dispensing flask, 121 autoclave for 15min.

2.Diluted and treated samples.

Quality control:

Storage: Keep container tightly closed, store in a cool, dry place, away from bright light. Storage period of 3 years.