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17221

Millipore

Tryptone Yeast extract Agar

suitable for microbiology, NutriSelect® Plus

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About This Item

UNSPSC Code:
41171605
NACRES:
NA.85

sterility

non-sterile

Quality Level

form

powder

shelf life

limited shelf life, expiry date on the label

composition

agar, 12 g/L
casein enzymic hydrolysate, 6 g/L
yeast extract powder, 3 g/L

manufacturer/tradename

NutriSelect® Plus

technique(s)

microbiological culture: suitable

final pH

7.2±0.2 (25 °C)

application(s)

environmental
food and beverages
water monitoring

microbiology

suitability

nonselective for Enterobacter spp.
nonselective for Escherichia coli
nonselective for Salmonella spp.
nonselective for bacteria (General Media)
nonselective for coliforms

Related Categories

Application

Recommended by ISO Committee for estimation of microbial counts in water under the specification ISO 6222:1999.

Preparation Note

Suspend 21 g in 1 litre distilled water. Heat to boiling to dissolve the medium completely. Sterilize by autoclaving at 121°C for 15 minutes.

Footnote

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

wgk_germany

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)


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