Malt Extract Powder A1 Quality – HX-Media

Malt Extract Powder – HX-Media

Product Overview

Malt Extract Powder is a highly nutritive, dehydrated extract derived from malted cereal grains, primarily barley, produced through a carefully controlled sequence of steeping, germination (malting), enzymatic conversion, aqueous extraction, clarification, concentration, and spray drying.

During the malting stage, natural enzymatic systems—mainly α-amylase, β-amylase, and proteolytic enzymes—are activated, leading to the hydrolysis of complex starches into fermentable sugars (maltose, glucose, dextrins) and proteins into peptides and amino acids. This transformation significantly enhances the bioavailability of nutrients, making them readily assimilable by microorganisms.

The extracted liquid (commonly referred to as wort) is then concentrated under controlled thermal conditions to preserve nutrient integrity and subsequently spray dried into a stable, free-flowing powder. The final product exhibits excellent solubility, high nutritional density, and consistent performance, making it a preferred component in microbiological media, fermentation systems, and industrial biotechnology applications.

Malt Extract Powder is extensively used in the preparation of Malt Extract Agar (MEA) and Malt Extract Broth, where it supports vigorous microbial growth, enhanced sporulation, pigmentation, and morphological development, particularly in yeasts and filamentous fungi. Due to its non-selective and nutrient-rich nature, it is also suitable for a wide range of heterotrophic microorganisms.

🔬 Key Features

• High content of fermentable sugars (especially maltose)
• Provides a balanced and natural nutrient matrix
• Supports luxuriant growth of fungi and yeasts
• Enhances sporulation, pigmentation, and morphology
• Highly soluble and easy to process
• Suitable for laboratory, industrial, and fermentation-scale applications
• Reliable and reproducible performance

🎯 Applications

• Preparation of Malt Extract Agar (MEA) and Malt Extract Broth
• Isolation and cultivation of yeasts and molds
• Maintenance of fungal cultures
• Fermentation processes in biotechnology and brewing industries
• Use in food, pharmaceutical, and research laboratories

🧪 Composition (Typical)

• Maltose & sugars : 40 – 60
• Reducing sugars : 10 – 20
• Proteins & amino acids : 3 – 8
• Minerals (ash) : 1 – 3
• Moisture : ≤ 5
• pH (10% solution) : 4.5 – 5.5

🛠️ How to Use

1. Accurately weigh required quantity (typically 20–50 g/L, depending on application)
2. Dissolve in distilled or deionized water with gentle stirring
3. Heat mildly to ensure complete dissolution (avoid overheating)
4. Adjust pH if required (commonly ~5.4 ± 0.2 for MEA)
5. Sterilize by autoclaving at 121°C for 15 minutes
6. Cool and dispense into sterile containers or Petri plates

⏳Storage and Shelf Life

• Store in airtight containers
• Maintain temperature between 10–30°C
• Protect from humidity, moisture, and direct sunlight
• Avoid repeated exposure to air

👍 Ideal For

✔ Mycology labs, mushroom growers

✔ Yeast/fungal research

✔ Microbiology QC

✔ Fermentation applications