40608

Schwarz Differential Agar

suitable for microbiology, NutriSelect^® Plus

• Synonym(s): SDA, SDM, Schwarz Differential Medium
• UNSPSC Code: 41171606
• NACRES: NA.85

Properties

• sterility: non-sterile
• Quality Level: 200
• form: powder
• shelf life: limited shelf life, expiry date on the label
• composition: agar, 20 g/L ; basic fuchsin, 0.47 g/L ; dextrin, 0.11 g/L ; dextrose, 10 g/L ; malt extract, 3 g/L ; peptic digest of animal tissue, 5 g/L ; sodium sulfite, 2.92 g/L ; yeast extract, 3 g/L
• manufacturer/tradename: NutriSelect^® Plus
• technique(s): microbiological culture: suitable
• final pH: 6.9±0.2 (25 °C)
• application(s): bioburden testing; food and beverages; microbiology
• suitability: selective and differential for Candida spp.; selective and differential for Pichia spp.; selective and differential for Saccharomyces spp.; selective and differential for Zygosaccharomyces spp.

Description

Application

used in the brewing industry for the differentiation of brewing yeasts from wild yeasts

Preparation Note

Suspend 44.50 grams in 1000 ml distilled water. Boil with constant stirring for 15 minutes. DO NOT AUTOCLAVE. Cool to 45°C and pour into sterile plates. Efficacy of the plates can be improved by incubating them to 30°C for 18 hours before use.Caution : Basic fuchsin is a potential carcinogen and care should be taken to avoid inhalation of the powdered dye and contamination of the skin.

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

Safety Information

• pictograms: GHS08
• signalword: Warning
• hcodes: H351
• pcodes: P201 - P202 - P280 - P308 + P313 - P405 - P501
• Hazard Classifications: Carc. 2
• Storage Class: 11 - Combustible Solids
• wgk_germany: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable