Tuyển Kế Toán Làm Việc Tại Chi Nhánh Hải Phòng

High-speed centrifugation over extended periods generates heat. For biological samples such as blood, plasma, proteins, or nucleic acids, an unexpected rise in temperature can affect processing results. Consequently, the motor becomes a key factor to consider, alongside rotational speed and rotor capacity

Creatine is a nitrogen-containing organic compound that many people supplement with to support exercise performance and cognitive function

While both generate a vacuum, oil-lubricated pumps and oil-free diaphragm pumps differ significantly in their operating principles, advantages, and applications. Oil-lubricated pumps are typically chosen when a system requires a deep vacuum and strong suction power, whereas diaphragm pumps are preferred for laboratories, chemical processes, and environments where oil vapors must be avoided

A vacuum pump making louder-than-normal noise often points to issues with the rotating assembly, vanes, pump oil, filters, or the intake piping. The specific sound produced helps narrow down the cause: a sustained whistling sound differs from the rattling inside the pump chamber or a heavy, grinding noise accompanied by strong vibration

Vacuum pumps are utilized in a wide range of microbiology laboratory procedures, from membrane filtration and the aspiration of supernatants following centrifugation to sample concentration and the support of negative-pressure systems. Selecting the appropriate pump not only ensures more stable operational processes but also minimizes the risk of sample contamination, reduces maintenance costs, and extends the equipment's lifespan