生物来源
Canavalia ensiformis
质量水平
形式
lyophilized solid
比活
>150 units/mg material (Nesslers)
制造商/商品名称
Calbiochem®
储存条件
OK to freeze
颜色
white
溶解性
0.05 M Tris-HCl/0.001 M EDTA, pH 8.0: 5 mg/mL
痕量阳离子
NH4+: ≤4 μmol/U (μmol/U enzyme)
运输
ambient
储存温度
−20°C
一般描述
Native urease from Canavalia ensiformis. Catalyzes hydrolysis of urea to carbon dioxide and ammonia. Useful in the determination of urea in body fluids. Note: 1 KU = 1000 units.
包装
Please refer to vial label for lot-specific concentration.
警告
Toxicity: Standard Handling (A)
单位定义
One unit is defined as the amount of enzyme that will release 1 µmol of ammonia from urea per min at 25°C, pH 7.0.
重悬
Following reconstitution, aliquot and freeze (-20°C). Stock solutions are stable for up to 2 months at -20°C.
法律信息
CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany
警示用语：
Danger
危险分类
Eye Irrit. 2 - Resp. Sens. 1 - Skin Irrit. 2 - STOT SE 3
靶器官
Respiratory system
WGK
WGK 1
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