行业组件数据 · 2026

α-淀粉酶

Alpha-amylase is an industrial enzyme that hydrolyzes starch into simpler sugars like maltose and dextrins, widely used in food processing.

技术定义与适配语境
典型 α-淀粉酶 会按材料、尺寸公差、适配关系和失效风险在 食品制造 中评估。

Alpha-amylase (EC 3.2.1.1) is an endoamylase enzyme that catalyzes the hydrolysis of internal α-1,4-glycosidic bonds in starch, glycogen, and related polysaccharides, producing maltose, maltotriose, and α-limit dextrins. In industrial applications, it operates optimally at temperatures of 60-90°C and pH 5.5-7.0, sourced from microbial strains like Bacillus licheniformis or Aspergillus oryzae for enhanced thermostability and activity.

组件规格

定义
Alpha-amylase (EC 3.2.1.1) is an endoamylase enzyme that catalyzes the hydrolysis of internal α-1,4-glycosidic bonds in starch, glycogen, and related polysaccharides, producing maltose, maltotriose, and α-limit dextrins. In industrial applications, it operates optimally at temperatures of 60-90°C and pH 5.5-7.0, sourced from microbial strains like Bacillus licheniformis or Aspergillus oryzae for enhanced thermostability and activity.
工作原理
Alpha-amylase works by randomly cleaving α-1,4-glycosidic linkages in starch molecules, reducing viscosity and converting long-chain polysaccharides into shorter oligosaccharides, facilitating processes like liquefaction in starch processing or sugar production.
材料
Typically derived from microbial fermentation (e.g.Bacillus or Aspergillus species)formulated as liquid concentrates or solid powders with stabilizers like calcium ions for activity preservation.
Activity
≥ 10,000 U/g
Optimal pH
5.5-7.0
Shelf Life
12-24 months at 4-25°C
Particle Size
< 100 μm (powder)
Optimal Temperature
60-90°C
标准
ISO 11212DIN 10342

行业分类与别名

α-淀粉酶 的常用贸易名称、技术标识和检索关键词。

上级产品

该组件会出现在以下整机或工业产品中。

FMEA · 风险与缓解

诱因 → 失效模式 → 工程缓解

High-temperature exposure beyond optimal range->Enzyme denaturation and loss of catalytic activity->Implement temperature controls and use thermostable variants
pH fluctuations in processing environment->Reduced enzyme efficiency and incomplete starch hydrolysis->Monitor and adjust pH with buffers during application

工业生态与工程逻辑

0
Microbial contamination if not stored properly
1
Activity loss due to temperature or pH deviations
2
Allergenic potential in sensitive applications

合规与检测

tolerance
±5% activity variance from labeled specification
test method
Spectrophotometric assay for reducing sugar production per ISO 11212

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来自 CNFX 组件能力表的相关制造商资料。

制造商列表用于前期研究和供应商能力理解,不代表认证、排名或交易担保。

采购评估维度

不是客户评论,也不是实时热度。以下维度用于前期 RFQ 准备和供应商评估。

技术文档
4/5
制造能力
4/5
可检验性
5/5
供应商透明度
3/5

这些分值是采购评估维度示例,不代表真实客户评分、具体国家买家反馈或实时询盘。

相关组件

常见问题

What is the primary function of alpha-amylase in industry?

It hydrolyzes starch into simpler sugars like maltose and dextrins, used in processes such as brewing, baking, and starch liquefaction.

How is alpha-amylase stabilized in industrial formulations?

Through additives like calcium ions and glycerol, and controlled pH, to maintain enzyme activity during storage and application.

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CNFX Industrial Component Index · 食品制造

数据基础

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初步技术归类
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URN:CNFX:ME:UNIT:ALPHA_AMYLASE