93395
胰蛋白胨大豆酵母提取物琼脂
NutriSelect® Plus, according to ISO 11290, powder, for Listeria spp., pack of 500 g, suitable for microbiology
别名:
TSYEA
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关于此项目
NACRES:
NA.85
UNSPSC Code:
41171605
Manufacturer/tradename:
NutriSelect® Plus
Agency:
according to ISO 11290
Form:
powder
Suitability:
Listeria spp.
Application(s):
agriculture
cannabis testing
environmental
food and beverages, microbiology
cannabis testing
environmental
food and beverages, microbiology
Quality Segment
agency
according to ISO 11290
sterility
non-sterile
form
powder
shelf life
limited shelf life, expiry date on the label
composition
agar, 15.0 g/L , casein enzymic hydrolysate, 17.0 g/L , dextrose, 2.5 g/L , dipotassium hydrogen phosphate, 2.5 g/L , papaic digest of soyabean meal, 3.0 g/L , sodium chloride, 5.0 g/L , yeast extract, 6.0 g/L
packaging
pack of 500 g
manufacturer/tradename
NutriSelect® Plus
technique(s)
microbiological culture: suitable
color
light yellow
final pH
7.3±0.2 (25 °C)
application(s)
agriculture
cannabis testing
environmental
food and beverages, microbiology
suitability
Listeria spp.
General description
Tryptone Soya Yeast Extract Agar is a rich nutritive growth medium formulated to support the growth of Listeria monocytogenes. Casein enzymic hydrolysate and papaic digest of soyabean meal provide essential growth nutrients, including amino acids and other nitrogenous substances necessary for microbial growth. Yeast extract serves as the source of B-complex vitamins and other nutritive compounds such as amino acids, further enriching the medium. Dextrose acts as a fermentable sugar and primary energy source, while sodium chloride maintains osmotic balance. Dipotassium hydrogen phosphate functions as a buffering agent, ensuring stable pH conditions throughout incubation.
Application
本品推荐用于通过 Henry 斜射光试验鉴定李斯特氏菌。ISO 委员会在 ISO 10560:1993 规范中推荐使用。
Features and Benefits
Features:
- High-Quality Standards: NutriSelect® Plus powdered culture media are made from carefully selected raw materials, ensuring consistent quality.
- Wide Range of Applications: Suitable for various microbiological needs, including academic research, food and beverage testing, and pharmaceutical applications.
- Regulatory Compliance: Products meet industry standards and are compliant with ISO 9001 quality assurance.
- Innovative Formulations: Includes novel media types such as non-animal-derived alternatives, synthetically defined media, and chromogenic media.
- Convenience and Safety: Easy-to-use powdered format with minimal clumping and excellent solubility, even in warm or humid conditions.
- Sustainability: Reduced risks associated with fine dust and toxic substance inhalation, ensuring a safer work environment.
- Extended Shelf Life: Products have a prolonged shelf life of up to five years.
- High Reproducibility: Ensures consistent results across batches, exceeding regulatory demands.
- Comprehensive Portfolio: A vast selection of over 350 products tailored to meet diverse microbiological testing needs.
Preparation Note
将 51 g 悬浮于 1L 蒸馏水中。温和地煮沸以完全溶解培养基。在121 °C下高压蒸汽灭菌15分钟。
Other Notes
我们现提供两种类型的培养基：GranuCult®优质颗粒状培养基和NutriSelect®高性价比粉末状培养基，满足用户不同层次的需求。
商标后的品级称号basic（基础）、plus（加强）或prime（特级）代表产品的不同质控水平，从基础的质控到标准质控加强版到全面合规的特级质控水平。
商标后的品级称号basic（基础）、plus（加强）或prime（特级）代表产品的不同质控水平，从基础的质控到标准质控加强版到全面合规的特级质控水平。
Legal Information
GRANUCULT is a registered trademark of Merck KGaA, Darmstadt, Germany
NutriSelect is a registered trademark of Merck KGaA, Darmstadt, Germany
存储类别
11 - Combustible Solids
闪点 (F)
Not applicable
闪点 (°C)
Not applicable