sterility
non-sterile
Quality Segment
form
powder
shelf life
limited shelf life, expiry date on the label
composition
agar, 12 g/L , magnesium sulfate, 0.5 g/L , phenol red, 0.36 g/L , potassium dihydrogen phosphate, 2 g/L , sodium L-glutamate, 10 g/L , starch (soluble), 20 g/L
manufacturer/tradename
NutriSelect® Plus
technique(s)
microbiological culture: suitable
final pH
7.2±0.2 (25 °C)
application(s)
bioburden testing
environmental
food and beverages
water monitoring, microbiology
suitability
Aeromonas spp., selective and differential for Pseudomonas spp.
General description
Agar is a complex gelatinous carbohydrate, and is added to the LB broth (Lysogeny broth, Luria broth, Lennox broth, or Luria-Bertani medium), in order to form gel for bacteria to grow upon. LB Broth is the most widely used nutritionally rich medium, for the culture and growth of bacteria. There are several different formulations of Lb broth, but the composition is generally the same comprising of peptides and casein peptones, trace elements, mineral and vitamins.
Application
用于各种食物以及食品加工厂的设备和水源中假单胞菌和气单胞菌的检测。
Preparation Note
Dissolve 45 g in 1 litre distilled water and sterilize by autoclaving at 121°C for 15 minutes. Cool to 45-50°C and add 100′000 IU/l Penicillin G (Cat. No. 13752; 60mg/l) and if desired 10 mg/l Pimaricin (Cat. No. 80482; 400ul/l). Mix well and pour into sterile petri plates.
Other Notes
用于选择性培养假单胞菌和气单胞菌的培养基；需氧假单胞菌 - 分类研究
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.
Legal Information
GRANUCULT is a registered trademark of Merck KGaA, Darmstadt, Germany
NutriSelect is a registered trademark of Merck KGaA, Darmstadt, Germany
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存储类别
11 - Combustible Solids
wgk
WGK 2
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Gloves, type N95 (US)