Usages:
For cultivation of Escherichia coli.

Principle:
Peptone provide nitrogen, vitamins and growth factors; sodium chloride to maintain osmotic equilibrium; lactose into fermentable sugars.

Formulation（per liter）:

How to use：
1.Suspend 35g in 1 L of distilled water , stirring heated to boiling until completely dissolved, dispensing flask, 121 ℃ autoclave for 15min.
2.Diluted and treated samples.

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

Specifications: 250g/bottle