蔗糖酶[呋喃果糖苷酶][酵母] 150000U/瓶 爱尔兰 型号:JKY/E-INVRT/M73201 集团
外观 液体 溶解度 易溶于水 pH值 6.0 气味 无 状态 液体 稳定性 稳定 十年或以上(冰箱) 规格:150000U,1100 U/mg (40°C, pH 4.5, 2% sucrose). 1500 U/ml.
成分 名称 比例 蔗糖酶(β-呋喃果)(酵母)1.5% 甘油45% 叠氮钠0.02% 水53%
1。纯度 Chromatographically纯化。具体活动1100单位/毫克的蔗糖(2%瓦特/ 5)的 pH值4.5和40℃ 2。杂物 1 -半乳糖苷酶污染小于0.001%。 3。理化性质 pH值远舰4.5 pH值的稳定性3.5 - 8.0 温度60℃舰 温度稳定性“60℃ 4。储存条件 这种酶是作为一个提供50%的甘油含牛清白蛋白(1毫克/毫升)和 苯甲酸钠(0.2%,稳定剂和preservative.The酶)应储存 在4 ° C 在酶浓度购入约1,500 U / ml的。
Invertase (ß-Fructofuranosidase) (yeast) EC 3.2.1.26 From yeast. Chromatographically purified. In 50% glycerol. Specific activity: 1100 U/mg (40°C, pH 4.5, 2% sucrose). 1500 U/ml. Contaminants: a-galactosidase < 0.001%. Stable at 4°C for > 4 years.
Catalogue Number: E-INVRT Content: 150,000 Units
Appearance liquid Specific Gravity ~ 1.8 Solubility in Water Readily soluble pH Value 6.0 Odour None Form Liquid Stability Stable in a refrigerator for ten or more years Ingredients Name CAS Proportion Invertase (b-Fructofuranosidase)(yeast) 1.5% Glycerol 45% Sodium Azide 0.02% Water 53%
1. PURITY Chromatographically purified. Specific activity 1100 U/mg on sucrose (2% w/v) at pH 4.5 and 40°C. 2. CONTAMINANTS a-Galactosidase contamination is less than 0.001%. 3. PHYSICOCHEMICAL PROPERTIES pH Optima 4.5 pH Stability 3.5 - 8.0 Temperature Optima 60°C Temperature Stability < 60°C 4. STORAGE CONDITIONS The enzyme is supplied as a solution in 50% glycerol containing BSA (1 mg/ml) and sodium benzoate (0.2 %) as stabiliser and
preservative.The enzyme should be stored at 4°C. The concentration of enzyme as supplied is approximay 1,500 U/ml.
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