Medicine filter membrane is a commonly used filter material in the production of cell culture fluids. It can remove microorganisms, particles and other impurities in the cell cultu…

In our daily life. Wearing a watch is not only for telling time, but also for decoration and a way to show your identity. As far as today’s watches are concerned, there are w…

In recent years, as people’s awareness of ecological and environmental protection has increased year by year, the environmental protection situation has become increasingly severe.…

HEPA (High-Efficiency Particulate Air) is a foreign name. There are many kinds of materials for HEPA filters, which can be divided into PP (polypropylene) filter paper, PET filter …

Organic fertilizers are generally formed through stacking and fermentation. Summer is a good time to make organic fertilizer. Taking advantage of the high temperature conditions in…

As a wireless communication tool, walkie-talkies are widely used in many places due to their economical use and low operating costs. However, many people encounter parts when using…

Indoor air quality is increasingly important to people’s health and work efficiency. In fact, indoor air is not guaranteed to be clean because there are many pollutants surrounding…

As the country attaches great importance to breeding and green agricultural development, the utilization of livestock and poultry manure as fertilizer will become a mainstream use …

The application of walkie-talkies ranges from communication in an event organization to construction, railway construction, etc. Walkie-talkies are a good command and intercom comm…