Internal calibration and External calibration for electronic balance Electronic balance with Internal calibration: 1, Balance should be preheated, the time is about 2-3 hours. 2, T...
The differences between fluorescence microscope and optical microscope Application: Fluorescence microscope and optical microscope is different, it is not the ordinary lighting on ...
The 9 common sense of Rockwell hardness tester 1, Rockwell hardness elastic deformation effect on the hardness values: Rockwell hardness up to 0.5HR effect of elastic deformation o...
The difference between UV visible spectrophotometer and Vis spectrophotometer Applications: 1 Visible spectrophotometer and ultraviolet visible spectrophotometer are spectrophotome...
You should be careful when you are using the drying freezer Operation method: 1 Freeze drying, the preparation of dry goods placed in the refrigerator or liquid nitrogen, make the ...
LGJ-100F Drying freezer Advantages: 1, preserved nutrients intact (such as protein, vitamin, plant nutrients etc.). 2, save shape, color and configuration of the original food. 3, ...