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培養基配方
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China Blue Lactose Agar
[所屬分類:培養基配方] [發布時間:2021-11-11] [發布人:網站管理員2] [閱讀次數:] [返回]
China Blue Lactose Agar
山東(dong)拓普生物工程(cheng)有限公司 培(pei)養基配方(fang) //ljxinglong.com
Composition per liter:
Agar ..................................................................12.0g
Lactose..............................................................10.0g
Peptone ...............................................................5.0g
NaCl....................................................................5.0g
Beef extract.........................................................3.0g
China Blue ......................................................0.375g
pH 7.0 ± 0.2 at 25°C
Source: This medium is available as a premixed
powder from Oxoid.
Preparation of Medium: Add components to
distilled/deionized water and bring volume to 1.0L.
Mix thoroughly. Gently heat and bring to boiling.
Distribute into tubes or flasks. Autoclave for 15 min
at 15 psi pressure–121°C. Pour into sterile Petri dish
es or leave in tubes.
Use: For the cultivation, differentiation, and enumer
ation of bacteria from dairy products. Lactose-fer
menting bacteria appear as blue colonies. Nonlactose
fermenting bacteria appear as colorless colonies.
