70159

Tryptone Glucose Extract Agar

suitable for microbiology, NutriSelect^® Plus

• UNSPSC Code: 41171605

Properties

• sterility: non-sterile
• Quality Level: 200
• form: powder
• shelf life: limited shelf life, expiry date on the label
• composition: agar, 15 g/L ; dextrose (Glucose), 1 g/L ; meat extract, 3 g/L ; tryptone, 5 g/L
• manufacturer/tradename: NutriSelect^® Plus
• technique(s): microbiological culture: suitable
• final pH: 7.0±0.2 (25 °C)
• application(s): bioburden testing; environmental; food and beverages; water monitoring; microbiology
• suitability: nonselective for Bacillus spp.; nonselective for Enterococcus spp.; nonselective for Escherichia coli; nonselective for Pseudomonas spp.; nonselective for Salmonella spp.; nonselective for Staphylococcus spp.; nonselective for Streptococcus spp.; nonselective for bacteria (General Media); nonselective for coliforms

Description

Preparation Note

Suspend 24 g in 1 litre of distilled water. Bring to the boil to dissolve completely. Sterilize by autoclaving at 121°C for 15 minutes. Mix well before pouring. When the dilution of the original specimen is greater than 1 in 10, add 10 ml of sterile 10% solution of Skim Milk powder (Cat. No. 70166) per litre and do not overheat during sterilization.

Other Notes

Hygienic condition of nutrient gelatine

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

• Storage Class: 11 - Combustible Solids
• wgk_germany: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: Eyeshields, Gloves, type N95 (US)