Overview
Maltosidase is a hydrolytic enzyme that specifically targets α-1,4 glycosidic bonds in maltose and related oligosaccharides. It is derived from microbial, plant, or animal sources, with microbial variants (e.g., from Aspergillus or Bacillus) being most common in industrial applications. The enzyme plays a pivotal role in breaking down complex carbohydrates into simpler sugars, facilitating processes like fermentation and digestion. In industrial settings, maltosidase is valued for its specificity and efficiency, often replacing chemical catalysts in starch processing. Its versatility extends to food, biofuel, and pharmaceutical sectors, where it aids in sugar syrup production, ethanol fermentation, and drug formulation.
Physical and Chemical Properties
Maltosidase typically appears as a white to off-white powder or liquid formulation, with solubility in aqueous solutions. Its molecular weight ranges between 50-100 kDa, depending on the source organism. The enzyme operates optimally at temperatures of 40-60°C and pH levels of 4.5-6.5, though these parameters vary by variant. Key chemical properties include its ability to hydrolyze α-1,4 linkages without affecting other glycosidic bonds, ensuring high substrate specificity. Stability is moderate, with activity preserved under refrigeration (2-8°C) but degraded by prolonged exposure to heat or extreme pH.
Main Applications
In the food industry, maltosidase is used to produce high-maltose syrups from starch, enhancing sweetness and texture in baked goods and beverages. Breweries employ it to optimize sugar profiles during fermentation, improving alcohol yield and flavor. The pharmaceutical sector utilizes maltosidase in digestive aids and enzyme replacement therapies. Additionally, it aids in biofuel production by converting plant-derived polysaccharides into fermentable sugars, supporting sustainable energy initiatives.
Safety and Storage
While maltosidase is generally non-toxic, direct contact may cause mild skin or eye irritation. Proper PPE (gloves, goggles) is recommended during handling. Storage requires a cool (2-8°C), dry environment to prevent activity loss; lyophilized forms are more stable than liquid preparations. Avoid contamination by microbial growth or heavy metals, which can deactivate the enzyme. Always follow manufacturer guidelines for shelf life, typically 12-24 months under ideal conditions.
B2B Procurement Guide
When sourcing maltosidase, prioritize suppliers that provide certificates of analysis (CoA) detailing activity units (U/mg), purity, and microbial limits. Industrial buyers should confirm compatibility with their process conditions (e.g., temperature, pH) and inquire about bulk discounts for large orders. Consider microbial source (e.g., fungal vs. bacterial) based on application needs—fungal enzymes often offer higher thermostability. For reference, prices range from $50-$200/kg, with custom formulations (e.g., immobilized enzymes) costing more.
Related Manufacturers
- 主营：甘氨酸、儿茶黑、水苏糖、红曲黄、可可壳、脆皮素、维纶胶、五香粉、硫酸锰、相苷酶、肌氨酸、除腥剂、烟酰胺、牛磺酸、褪黑素、碳酸镁、温轮胶、脯氨酸、叶绿素、冰乙酸、酸性红、淀粉钠、脂肪酶、大蒜粉、右旋糖
- 主营：甜菊糖、甘氨酸、cmc淀粉、麦芽粉、阿力甜、栀子红、胺鲜酯、柠檬油、韦兰胶、可可壳、增稠剂、海藻糖、辣椒精、姜精油、独活油、川芎油、海松素、软明胶、酪蛋白、玉米肽、果乳糖、乳制品、龙脑油、牛磺酸、磷酸铁
- 主营：甘氨酸、除涩剂、调节剂、麦芽糖苷酶、赖氨酸、乳酸钠、化妆品、淀粉钠、凉皮王、海藻酸、缬氨酸、防腐剂、水油溶、面筋粉、着色剂、壳聚糖、钛白粉、添加剂、酸味剂、蔬菜粉、乳化剂、银耳粉、氨酸钠、甜味剂、氯化钾、辅酶q10
- 主营：亚硒、防腐剂、抗氧化剂、麦芽糖苷酶CAS9000、营养强化剂、甜味剂、酸味剂、色素色淀
- 主营：木糖醇、增稠剂、羟丙基甲基纤维素、食品级转移葡萄糖苷酶、调味品增稠剂、阿拉伯胶BA、瓜尔胶、阿拉伯胶201、微晶纤维素、结冷胶、瓜儿润、硬脂酸镁、魔芋粉、甜味剂、食品级乳糖甜味剂
- 主营：显色试剂、化妆品原料、采样管添加剂、麦芽七糖苷、采血管添加剂
- 主营：营养强化剂、氨基酸、甜味剂、增稠剂、防腐剂、酶制剂
- 主营：生化试剂、多肽、抗体、ELISA、分子生物学、生化试剂盒、染色试剂
- 主营：JP-10、氧化胺、选矿药剂、难选矿活化剂、橡胶助剂、表面活性剂、离子液体、铜萃取剂、碳酸钙抑制剂
- 主营：浮锡灵、铜萃取剂、氧化石蜡皂、铜矿活化剂、硫化锡矿石、苯乙烯膦酸、稀土矿捕收剂、锡石细泥捕收剂、表面活性剂、美狄兰捕收剂、中间体、橡胶助剂、uv助剂、光引发剂
- 主营：医药中间体、香精香料、硅烷偶联剂、麦芽糖苷、氧化石蜡皂、苯乙烯磷酸、苯甲羟肟酸、H205、阻聚剂706、阻聚剂701、萤石矿捕收剂、白钨矿捕收剂、稀土矿捕收剂、氧化锑矿捕收剂、活化剂
- 主营：半乳糖醇、果糖硼酸钙、柠檬酸铁铵、抗性淀粉、肉桂酸钾、肉桂酸、海藻酸钠、D-半乳糖、乳酸链球菌素
- 主营：酶制剂、甜味剂、防腐剂、鼠李糖苷酶、增稠剂、漆酶、维生素、营养强化剂、肉桂酸钾、苦味剂
- 主营：医药中间体、香精香料、选矿药剂、麦芽糖苷、化工原料、助剂、偶联剂、扩链剂、化妆品原料