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Peptone Water For Cultivation of Non-fastidious Microorganisms Insole Testing, Final pH 7.0 ± 0.2, 500g/bottle

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Peptone Water

Usages:
For cultivation of non-fastidious microorganisms, insole testing. 
 
Principle:
Peptone provide carbon and nitrogen sources, vitamins and growth factors; sodium chloride to maintain osmotic equilibrium.
 
Formulation（per liter）:
Peptone 10g
Sodium chloride 5g
Final pH 7.0 ± 0.2
  
 
How to use：
1.Suspend 15g 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：
     

Item The name and number of strain Growth Colony Color
1 Escherichia coli ATCC25922 Good Turn Red
2 Klebsiella pneumoniae Good Color unchange
 

    　　
 
Storage: Keep container tightly closed, store in a cool, dry place, away from bright light. Storage period of 3 years.
 
Specifications: 500g/bottle