环凯 028600 乳平板计数琼脂 干燥培养基 028600
产品简介
环凯 028600 乳平板计数琼脂 干燥培养基 用于乳与乳制品中,嗜冷菌、需氧芽孢菌菌落总数的计数。 环凯 028600 乳平板计数琼脂 干燥培养基
产品详细信息
028600 乳平板计数琼脂
用 途:用于乳与乳制品中,嗜冷菌、需氧芽孢菌菌落总数的计数。
配方(每升):
胰蛋白胨
|
5.0g
|
酵母浸膏
|
2.5g
|
葡萄糖
|
1.0g
|
脱脂奶粉
|
1.0g
|
琼脂
|
15.0g
|
*终pH
|
7.0±0.2
|
使用方法:称取本品24.5g,加入蒸馏水或去离子水1000毫升,搅拌加热煮沸至完全溶解, 121℃高压**15min。冷却至45℃,备用。
贮 存:旋紧瓶盖,贮存于避光、阴凉干燥处。
有 效 期:三年
规 格:250g
Usage: For milk and dairy products, the total count of Psychrophile or aerobic Bacillus
Approximative Formula(Per Liter)
Tryptone
|
5.0g
|
Yeast extract
|
2.5g
|
Dextrose
|
1.0g
|
Skim Milk Powder
|
1.0g
|
Agar
|
15.0g
|
Final pH
|
7.0±0.2
|
Directions: Suspend 24.5g in 1 L of distilled or deionized water. Heat with frequent agitation and boil to completely dissolve the powder. Autoclave at 121℃ for 15 minutes.
Storage: Keep container tightly closed, store in a cool, dry place, away from bright light.
Period of validity: Three years