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• 酶活定义： 1g固体酶粉（或1ml液体酶），在40℃、pH3.5件下，1min水解酪素产生1µg酪氨酸为1个酶活力单位。

• 作用方式：作用于蛋白质中的肽键，主要生成物为小肽和氨基酸。

• 热稳定性：pH2.0-4.0条件下，40℃以下比较稳定，超过50℃酶活损失严重，60℃以上很快失活。

• pH稳定性：2.0-4.0之间稳定，超过此范围，失活较严重。

• 金属离子对酶活力的影响：被钙、镁离子激活，被铜、汞、铅离子所抑制。

• 储存条件： 2-8℃

• 用途： 水解蛋白,具有较强的水解能力能力，能将大分子的蛋白质水解成氨基酸等产物。

• 注意：部分产品我司仅能提供部分信息，我司不保证所提供信息的权威性，仅供客户参考交流研究之用。

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本计算器可帮助您计算出特定溶液中溶质的质量、溶液浓度和体积之间的关系，公式为：

质量 (mg) = 浓度 (mM) x 体积 (mL) x 分子量 (g/mol)

• pg ng μg mg g kg =
  fM pM nM μM mM M *
  nL μL mL L *