操操操影院_在线观看三级网站_亚洲一区在线播放_日韩视频一区_欧美a级成人淫片免费看_成人免费视频网址

Although the principle and operation process of the Shanghai Yetuo vacuum centrifugal concentrator are relatively clear, in order to achieve efficient, comprehensive, and non-destructive concentration

In high-precision fields such as scientific research, electronics, biology, and chemistry, "water" has never been a simple H ? O, but a decisive element hidden behind countless experiments.

In biological experiments, 'cell lysis' is a seemingly fundamental but extremely critical step. Whether it's extracting protein DNA、RNA， Whether to prepare cell homogenate or not, the effi

In laboratory work, we often pay attention to the precision of reagents, the stability of instruments, and the standardization of operations, but there is a crucial factor that is easily overlooked: t

In modern kitchens, rice cookers, electric ovens, and air fryers have become popular. Nowadays, more and more families are also trying a "more cutting-edge" device - Shanghai Yetuo Home Free

In water quality testing laboratories, COD (Chemical Oxygen Demand) is a fundamental and critical indicator. It reflects the total amount of reducing substances in the water body and is an important r

Every July and August, it is a time when fruits are abundant. The market is filled with fresh peaches, lychees, mangoes, watermelons, and grapes, baskets of which are as bright as the sunshine itself.

The Shanghai Yetuo Economic Biochemical Incubator is a basic experimental equipment that integrates refrigeration, heating, and constant temperature control. It is suitable for applications such as mi

In experiments such as environmental testing, food analysis, and metal element analysis, sample digestion and acid treatment are crucial steps in the pretreatment process. The traditional method of ac

With the increasing demand for sample processing efficiency and consistency in laboratories, traditional manual mixing methods are no longer able to meet the needs of precision experiments. As a highl