02538

Millipore

Raka-Ray Agar

suitable for microbiology, NutriSelect® Plus

Synonym(s):
Lactic Acid Bacteria Selective Agar Base
NACRES:
NA.85
Pricing and availability is not currently available.

Quality Level

sterility

non-sterile

form

powder

shelf life

limited shelf life, expiry date on the label

composition

N-acetyl glucosamine, 0.5 g/L
agar, 17.0 g/L
betaine hydrochloride, 2.0 g/L
casein enzymic hydrolysate, 20.0 g/L
diammonium hydrogen-citrate, 2.0 g/L
fructose, 5.0 g/L
glucose, 5.0 g/L
liver concentrate, 1.0 g/L
magnesium sulphate, 2.0 g/L
maltose, 10.0 g/L
manganese sulfate, 0.66 g/L
monopotassium phosphate, 2.0 g/L
potassium aspartate, 2.5 g/L
potassium glutamate, 2.5 g/L
yeast extract, 5.0 g/L

mfr. no.

NutriSelect® Plus

application(s)

bioburden testing: suitable
microbiology: suitable

final pH

5.4±0.2 (25 °C)

Featured Industry

Agriculture
Food and Beverages

suitability

Pediococcus spp.
selective for Lactobacillus spp.

Related Categories

Application

A medium for selective isolation of lactic acid bacteria from beer and brewing processes

Preparation Note

Suspend 38.5 g in 500 ml of distilled water. Bring to the boil and dissolve the medium completely. Distribute into tubes or bottles and sterilize by autoclaving at 121°C for 15 minutes. Cool to 50-55°C and add contents of 1vial of lactic acid bacteria selective supplement (Cat. No. 14121). Add 3.5 ml of Cycloheximide solution (Cat. No. 18079). Mix well and pour into sterile petri dishes or dispense as desired.

Legal Information

NutriSelect is a registered trademark of Merck KGaA, Darmstadt, Germany

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Personal Protective Equipment

dust mask type N95 (US),Eyeshields,Gloves

RIDADR

NONH for all modes of transport

WGK Germany

WGK 3

C. Van Keer et al.
Journal of the Institute of Brewing, 89, 361-361 (1983)
European Brewing Convention
Journal of the Institute of Brewing, 87, 303-303 (1981)
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