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生物源
bovine liver
品質等級
種類
Grade III
形狀
lyophilized powder
比活性
≥0.15 units/mg protein
成份
Protein, ≥40%
運輸包裝
wet ice
儲存溫度
−20°C
應用
使用β-半乳糖苷酶生产用于酒精分析的稳定的单一试剂。[1]
生化/生理作用
β-半乳糖苷酶可将乳糖切割成单糖成分、葡萄糖和半乳糖。它还在反馈环中催化葡萄糖转糖基化为β-半乳糖苷酶的诱导物异乳糖。
單位定義
一个单元将在37°C pH 7.3 下每分钟水解 1.0βmol o -硝基苯基 β- D -半乳糖苷,转化为 o -硝基酚和 D -半乳糖。
基底
儲存類別代碼
11 - Combustible Solids
水污染物質分類(WGK)
WGK 3
閃點(°F)
Not applicable
閃點(°C)
Not applicable
個人防護裝備
Eyeshields, Gloves, type N95 (US)
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