改良 SPS 琼脂

NA.74

用于选择性分离和计数食品中的产气荚膜梭菌。

Suspend 41.28 g in 1 litre distilled water. Heat to boiling to dissolve the medium completely. Sterilize by autoclaving at 121℃ for 15 minutes. Cool to 50℃ and pour in sterile petri plates containing inoculum. Allow to solidify and if desired, pour the cover layer using about 5 ml sterile medium. Incubate anaerobically.

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.

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

200

powder

limited shelf life, expiry date on the label

agar, 15 g/L
casein enzymic hydrolysate, 15 g/L
ferric citrate, 0.5 g/L
polymyxin B sulfate, 0.01 g/L
polysorbate 80, 0.05 g/L
sodium sulfite, 0.5 g/L
sodium thioglycollate, 0.1 g/L
sulfadiazine, 0.12 g/L
yeast extract, 10 g/L

NutriSelect^® Plus

microbiological culture: suitable

7.0±0.2 (25 ℃)

bioburden testing
food and beverages
microbiology

selective and differential for Clostridium spp.

H362

P202 - P260 - P263 - P264 - P270 - P308 + P313

Lact.

11 - Combustible Solids

WGK 3

Eyeshields, Gloves, type N95 (US)