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Merck
CN

93735

TSN 琼脂

suitable for microbiology, NutriSelect® Plus

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NACRES:
NA.74
UNSPSC Code:
41171606
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sterility

non-sterile

form

powder

shelf life

limited shelf life, expiry date on the label

composition

agar, 13.5 g/L , casein peptone, 15 g/L , ferric citrate, 0.5 g/L , neomycin sulfate, 0.05 g/L , polymyxin B sulfate, 0.02 g/L , sodium sulfite, 1 g/L , yeast extract, 10 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

selective and differential for Clostridium spp.

Quality Level

Application

用于食品和其他材料中产气荚膜梭菌的检测和计数的高选择性培养基。

Preparation Note

Dissolve 40 g in 1 litre distilled water and autoclave gently at 121°C for 10 minutes. The medium should be used on the day of preparation.

Other Notes

用于计数 Clostridium perfringens;计数食物中亚硫酸盐还原的 clostridia
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.

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

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

法规信息

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历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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R S MARSHALL et al.
Applied microbiology, 13, 559-563 (1965-07-01)
A new medium, Tryptone-sulfite-neomycin (TSN) agar, and an incubation procedure for the enumeration of Clostridium perfringens are described. Tolerance to neomycin, optimal growth at 46 C, and sulfite-reducing properties of C. perfringens were used as a basis for development of

商品

Clostridium perfringens can cause contamination in undercooked or improperly sterilized canned foods and water. Learn to detect, identify, and differentiate this pathogen.

产气荚膜梭菌会导致未煮熟或未正确消毒的罐头食品和水受到污染。了解如何检测、鉴定和区分这种病原体。

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