冠亚水分活度仪应用行业:《冠亚牌》水分活度仪已被企业、大专院校、科研机构等行业广泛应用于各种生产与实验过程中：如医药、食品（食品添加剂、脱水蔬菜、肉制品加工、面条、面粉、风干牛肉、干果等）、烘焙食品(面包、蛋糕、饼干、绿豆饼、月饼、馍片等)、饲料、茶叶(绿茶、红茶)等

水分活度仪怎么用，操作步骤;

①从包装箱中取出GYW水分活度仪，安装并连接打印机及测量传感器。打开电源开关。

②取一干净样品皿，放入配制好的饱和Nacl溶液。放入仪器测量腔体内，合上测量传感器上盖

③按动仪器屏幕上Nacl键，点击测量时间键，根据样品要求设置好时间

④校准开始，测量结束后。仪器自动报警，左上角灯亮起。记录校准值。取出样品皿。

★测量步骤：

⑤按单通道键，进入测试页面

⑥将待测样品，进行处理粉碎。取一干净的样品皿，放入待测样品。将样品皿放入腔体内，合上测量传感器上盖

⑦按动测量时间键，根据样品要求设置好时间

⑧测量开始记录数值。此时可以点击曲线键，可实时观察测量曲线。

⑨测量结束仪器自动报警，左上角灯亮起。按打印键,打印并记录结果

Definition of food water activity:

Water Activity, Water Activity, or aw) main reaction food equilibrium the amount of free Water, the stability of the reaction of food and the possibility of microbial breeding, and can cause food quality change in the chemical, enzymatic and physical change, often used to measure the ability to endure dry degree. By measuring the water activity of food, choosing reasonable packaging and storage methods can reduce the use of preservative, and can judge the shelf life of food, grain and fruits and vegetables.