Bevezetés

A Amylase, also known as Alpha Amylase (EC 3.2.1.1), is a crucial enzyme that catalyzes the hydrolysis of starch into maltose and glucose. With CAS number 9030-85-5, this enzyme belongs to the class of glycoside hydrolases and is one of the most widely used industrial enzymes globally. Alpha amylase plays a vital role in various industries, from food processing to pharmaceuticals, making it an essential product for businesses seeking reliable enzyme solutions.

What is A Amylase (Alpha Amylase)?

Alpha amylase is an enzyme that breaks down alpha-bonds in starch molecules, converting complex carbohydrates into simpler sugars. Unlike beta-amylase, which produces maltose from the non-reducing ends of starch chains, alpha-amylase randomly cleaves internal alpha-1,4-glycosidic bonds, resulting in a mixture of maltose, glucose, and oligosaccharides of varying lengths.

This enzyme is produced naturally by various organisms, including:

• Baktériumok: Bacillus subtilis, Bacillus licheniformis, Bacillus amyloliquefaciens
• Fungi: Aspergillus niger, Aspergillus oryzae
• Plants: Barley, wheat, pancreas (human and animal)

For industrial applications, microbial sources (particularly Bacillus species) are preferred due to their high enzyme yield, thermostability, and cost-effectiveness.

Chemical Properties and Specifications

Property	Érték
CAS-szám	9030-85-5
EC Number	3.2.1.1
Molekulatömeg	Approximately 50-60 kDa (varies by source)
Optimal pH Range	5.0 – 7.0 (varies by type)
Optimal Temperature	30°C – 70°C (depending on source and application)
Megjelenés	White to off-white powder or liquid
Activity	Typically 1,000 – 100,000 U/g

Key Benefits and Advantages

1. Efficient Starch Hydrolysis

Alpha amylase rapidly breaks down starch molecules, significantly reducing processing time in industrial applications. Its random cleavage pattern ensures thorough hydrolysis, making it highly efficient for starch conversion processes.

2. Temperature Stability

Thermostable alpha-amylases, particularly those derived from Bacillus licheniformis, can maintain activity at temperatures up to 85-100°C, making them ideal for high-temperature industrial processes such as starch liquefaction.

3. Wide pH Compatibility

Different alpha-amylase variants offer optimal activity across various pH ranges, allowing manufacturers to select the most suitable enzyme for their specific process requirements.

4. Cost-Effective Production

Advances in microbial fermentation technology have made alpha-amylase production highly economical, with high yields and purity levels achievable through optimized manufacturing processes.

5. Food Safety Compliance

Food-grade alpha-amylase products meet strict safety standards and are approved for use in food processing applications worldwide.

Ipari alkalmazások

Food and Beverage Industry

• Sütés: Improves bread volume, texture, and shelf life by breaking down starches during fermentation
• Sörfőzés: Essential for starch conversion in malt production and beer brewing
• Sweetener Production: Key enzyme in manufacturing high-fructose corn syrup, maltodextrin, and glucose syrups
• Fruit Juice Processing: Clarifies fruit juices by breaking down starches
• Dairy Industry: Used in cheese production and lactose-free dairy products

Gyógyszeripar

• Digestive Enzyme Supplements: Treats digestive disorders and enzyme deficiencies
• Anti-inflammatory Medications: Used in certain pharmaceutical formulations
• Diagnostic Reagents: Essential component in clinical chemistry tests

Textile and Paper Industries

• Textile Desizing: Removes starch-based sizing agents from fabrics
• Paper Manufacturing: Aids in starch modification for paper coating and sizing

Biofuel Production

• Bioethanol Production: Critical enzyme in converting starch-based biomass to fermentable sugars for biofuel production

Animal Feed

• Feed Additives: Improves nutrient digestibility in livestock and poultry feed

Detergent Industry

• Stain Removal: Active ingredient in laundry detergents for removing starchy stains

Usage Guidelines and Dosage

Typical Dosage

The optimal dosage of alpha-amylase depends on the specific application, substrate concentration, and processing conditions:

• Starch Liquefaction: 0.5 – 2.0 L/ton of dry starch
• Sütés: 50 – 200 ppm based on flour weight
• Sörfőzés: 0.2 – 0.5 kg/ton of malt
• Animal Feed: 100 – 500 U/kg of feed

Application Methods

1. Direct Addition: Add the enzyme directly to the process stream
2. Pre-dissolution: Dissolve in appropriate buffer before addition
3. Immobilization: For repeated use in continuous processes

Process Optimization

For best results:

• Maintain optimal temperature (50-70°C for most applications)
• Control pH within optimal range (5.5-7.0)
• Ensure adequate mixing for uniform distribution
• Allow sufficient reaction time for complete hydrolysis

Biztonság és kezelés

Hazard Classification

Alpha-amylase is generally recognized as safe (GRAS) by the FDA for food applications. However, as with all enzymes, appropriate safety precautions should be followed.

Biztonsági óvintézkedések

• Eye Protection: Wear safety goggles when handling enzyme powders
• Respiratory Protection: Use dust masks in areas with potential airborne exposure
• Gloves: Wear appropriate gloves to prevent skin contact
• Avoid Inhalation: Do not breathe dust or aerosols

First Aid Measures

• Eye Contact: Rinse thoroughly with water for at least 15 minutes
• Skin Contact: Wash affected area with soap and water
• Inhalation: Move to fresh air; seek medical attention if symptoms persist
• Ingestion: Rinse mouth; drink water or milk; seek medical attention if symptoms occur

Storage Conditions

• Store in a cool, dry place (2-8°C for liquid forms)
• Keep container tightly closed
• Protect from moisture and direct sunlight
• Shelf life: Typically 12-24 months when properly stored

Frequently Asked Questions

Q: What is the difference between alpha-amylase and beta-amylase?

A: Alpha-amylase randomly cleaves internal alpha-1,4-glycosidic bonds in starch, producing a mixture of maltose, glucose, and oligosaccharides. Beta-amylase specifically cleaves maltose units from the non-reducing ends of starch chains, producing primarily maltose.

Q: Can alpha-amylase be used in gluten-free products?

A: Yes, alpha-amylase can be used in gluten-free baking to improve texture and extend shelf life by breaking down starches. However, it must be verified that the enzyme preparation is free from gluten-containing contaminants.

Q: What is the optimal temperature for alpha-amylase activity?

A: Most alpha-amylases work optimally between 50-70°C. Thermostable variants from Bacillus licheniformis can maintain activity at temperatures up to 85-100°C, making them suitable for high-temperature industrial processes.

Q: Is alpha-amylase suitable for vegan products?

A: Yes, microbial-derived alpha-amylase is suitable for vegan products as it does not contain any animal-derived components. However, always verify the source and manufacturing process with your supplier.

Q: How does pH affect alpha-amylase activity?

A: Alpha-amylase has an optimal pH range typically between 5.5-7.0. Activity decreases significantly outside this range, with denaturation occurring at extreme pH values.

Why Choose Our A Amylase Product?

1. High Purity: Our alpha-amylase products undergo rigorous quality control to ensure consistent activity and purity
2. Multiple Grades: Available in food grade, pharmaceutical grade, and technical grade to meet various industrial needs
3. Technical Support: Our team provides comprehensive technical support for application optimization
4. Competitive Pricing: Cost-effective solutions without compromising quality
5. Reliable Supply: Consistent product availability and timely delivery

Következtetés

A Amylase (Alpha Amylase, CAS 9030-85-5) is an indispensable enzyme with widespread applications across multiple industries. Its ability to efficiently hydrolyze starch makes it essential for food processing, pharmaceutical formulations, textile manufacturing, biofuel production, and many other industrial processes. With its excellent safety profile and versatility, alpha-amylase continues to be one of the most important industrial enzymes globally.

Whether you need a high-temperature stable variant for starch liquefaction or a food-grade enzyme for baking applications, our quality alpha-amylase products deliver consistent performance and reliability for all your industrial enzyme needs.