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无菌性
non-sterile
质量水平
表单
powder
保质期
limited shelf life, expiry date on the label
组成
agar, 15.0 g/L
calcium lactate pentahydrate, 8.0 g/L
carboxymethyl cellulose (CMC), 0.40 g/L
casein enzymic hdrolysate, 18.0 g/L
chromogenic substrate (X-gal), 0.20 g/L
gelatine, 2.25 g/L
glucose, 4.5 g/L
lactose, 4.5 g/L
sodium chloride, 3.6 g/L
tricalcium dicitrate tetrahydrate, 6.65 g/L
trisodium citrate dihydrate, 1.8 g/L
yeast extract, 4.5 g/L
制造商/商品名称
NutriSelect® Plus
最终pH
6.65±0.05 (25 °C)
应用
bioburden testing
environmental
food and beverages
microbiology
储存温度
2-8°C
适用性
Lactococcus spp.
Leuconostoc spp.
应用
Nickels and Leesment ChromoSelect Medium is used for the enumeration of citrate-fermenting lactic acid bacteria from milk, milk products and mesophilic starter cultures.
制备说明
Supplement:
2 vl/L of Nickels and Leesment ChromoSelect Selective Supplement (Cat. No. 40952).
2 vl/L of Nickels and Leesment ChromoSelect Selective Supplement (Cat. No. 40952).
Suspend 66.0 grams of dehydrated medium in 1000 ml distilled water. Heat to boiling to dissolve the medium completely. Sterilize by autoclaving at 15 lbs pressure (121°C) for 15 minutes. If desired, add rehydrated contents of 2 vials of Nickels and Leesment ChromoSelect Selective Supplement (Cat. No. 40952).
附注
We offer two media types: the superior granulated GranuCult® and the cost-efficient powdered NutriSelect® culture media, depending on your needs.
The designations basic, plus, or prime are added to indicate the quality control level, from basic quality control to standard QC plus to prime for full regulatory compliance.
The designations basic, plus, or prime are added to indicate the quality control level, from basic quality control to standard QC plus to prime for full regulatory compliance.
法律信息
GRANUCULT is a registered trademark of Merck KGaA, Darmstadt, Germany
NutriSelect is a registered trademark of Merck KGaA, Darmstadt, Germany
储存分类代码
11 - Combustible Solids
WGK
WGK 3
闪点(°F)
Not applicable
闪点(°C)
Not applicable
法规信息
动植物来源培养基
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