83920

Rogosa Agar

suitable for microbiology, NutriSelect^® Basic

• UNSPSC Code: 41171606
• NACRES: NA.74

Properties

• sterility: non-sterile
• Quality Level: 100
• form: powder
• shelf life: limited shelf life, expiry date on the label
• composition: agar, 15 g/L ; ammonium citrate, 2 g/L ; casein peptone, 10 g/L ; ferrous sulfate, 0.034 g/L ; D(+)-glucose, 20 g/L ; magnesium sulfate, 0.575 g/L ; manganous sulfate, 0.12 g/L ; potassium dihydrogen phosphate, 6 g/L ; sodium acetate, 15 g/L ; yeast extract, 5 g/L
• manufacturer/tradename: NutriSelect^® Basic
• technique(s): microbiological culture: suitable
• application(s): bioburden testing; clinical testing; environmental; food and beverages; microbiology
• suitability: selective for Bifidobacterium spp.; selective for Lactobacillus spp.

Description

Application

Selective agar for the isolation and enumeration of lactobacilli belonging to the buccal and intestinal flora, as well as from food such as milk and meat.

Preparation Note

73 g are added to 1 litre distilled water and brought to the boil to dissolve. 10 ml sterile 10% Tween^® 80 solution is added. The medium is adjusted to pH 5.5 with 1.32 ml glacial acetic acid. Fill into aseptic containers. Do NOT autoclave.

Other Notes

Selective media for the isolation and enumeration of lactobacilli

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

TWEEN is a registered trademark of Croda International PLC

Safety Information

• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 3
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves