022021P1 Nutrient Agar
$16-24
250g
Introduction
Usages:
For cultivating, enumerating and preserving nonfastidious bacteria.
Principle:
Peptone and beef extract powder to provide nitrogen, vitamins, amino acids and carbon; agar as medium coagulant.
Formulation(per liter):
Peptone: 5g
Beef extract :3g
Agar :15g
Final pH 6.8 ± 0.2
How to use:
1. Suspend 23g of product, adding 1L of distilled or deionized water, heated to boiling stirring until completely dissolved, dispensing into flask, autoclave at 121 ℃ for 15min, set aside.
2.Diluted and treated samples.
Quality control:
Item | The name and number of strain | Growth | Colony Color |
1 | Escherichia coli ATCC25922 | Good | Dark red |
2 | Aerogenes CMCC (B) 45103 | Good | red |
3 | Staphylococcus aureus ATCC6538 | Suppressed | — |
Storage: Keep container tightly closed, store in a cool, dry place, away from bright light. Storage period of 3 years.
Specifications: 250g/bottle
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