The goal of the health surveillance program is to detect specific pathogens that should be excluded and establish a list of specific pathogens that should be excluded

There are several basic conditions for judging whether an ultrapure water machine is good or bad. The timeliness of the after-sales service provides solutions

Their laboratories can provide a variety of tests, including standard and professional laboratory medicine, microbiology, gynecology, oncology, pathology, endocrinology, cytology

The protein is completely transferred from the gel to the membrane. The mixing liquid must be mixed well, and the aggregation time should be enough.

Due to the high switching frequency, generally less than 50KHZ, the smooth DC current can be obtained only by the inductance filtering of the motor itself

Since the beginning of the 21st century, with people's increasing attention to the safety of cosmetics use, the country has increased its management of cosmetics hygiene