Thermo Scientific™ Oxoid™ Yeast Extract Powder, 500G

The Thermo Scientific™ Oxoid™ Yeast Extract Powder is a high-quality, water-soluble autolysate powder widely used as a nutritional supplement in culture media. It provides essential nitrogen and water-soluble B vitamins, which are crucial for the optimal growth of microorganisms.

Key Features

1. Nutritional Composition:
   • Nitrogen Source:
     • Formal Nitrogen: 4.5–5.8%
     • Total Nitrogen: 10.0–12.5%
   • Rich in B vitamins and growth factors, essential for microbial growth.
2. Physical Characteristics:
   • Straw-colored, free-flowing powder for easy handling and precise measurements.
   • Fully water-soluble for consistent media preparation.
3. Applications:
   • Culture Media Supplementation:
     • Provides nutrients for a variety of microorganisms.
   • Growth Studies:
     • Enhances microbial recovery and supports robust growth in liquid or solid media.
   • Fermentation Processes:
     • Serves as a nutrient source in fermentation workflows for pharmaceuticals and industrial microbiology.
4. Quality Control:
   • Tested with 2% solution for:
     • Fermentable Carbohydrate Test: Positive.
     • Growth Recovery: Excellent recovery of:
       • Escherichia coli ATCC® 25922
       • Staphylococcus aureus ATCC® 9144
       • Enterococcus faecalis ATCC® 29212
   • Ensures consistency and reliability across batches.
5. Storage and Stability:
   • Storage Temperature: 10–30°C.
   • Use before the expiry date for optimal performance.

Usage Instructions

• Add the yeast extract powder to water as per your protocol to prepare culture media.
• Mix thoroughly to ensure complete dissolution.
• Sterilize the prepared medium as per application requirements.

Packaging and Catalog Numbers

Applications in Microbiology

1. Microbial Growth Media:
   • Ideal for formulating nutrient agar, broth, or other specialized media for bacterial and fungal cultivation.
2. Biotechnology Research:
   • Used in fermentation studies and microbial metabolic research.
3. Quality Control Testing:
   • Ensures reliable growth and recovery of quality control strains.

By providing essential nutrients, the Thermo Scientific™ Oxoid™ Yeast Extract Powder facilitates superior microbial growth and supports diverse applications in clinical, industrial, and research microbiology.