Target cells refer to cells that can recognize a specific hormone or neurotransmitter and specifically bind to it to produce a certain biological effect. In addition to the adja...
Sep 14, 2022
Capsule is a special structure on the surface of some bacteria, which is a layer of loose mucus on the surface of the cell wall. There are also peptides and lipids.
Multidentate ligands are also known as multibase ligands. If a ligand contains two or more atoms that can provide lone electron pairs, the ligand is called a multidentate ligand.
Sep 13, 2022
Scale inhibitor is a kind of agent that can disperse insoluble inorganic salts in water, prevent or interfere with the precipitation and scaling of insoluble inorganic salts on ...
A low-voltage electrical appliance is a component or device that can manually or automatically turn on and off circuits according to external signals and requirements to realize...
Sep 09, 2022
A circuit breaker refers to a switching device that can close, carry and break current under normal circuit conditions and can close, carry and break current under abnormal circ...
Nanoparticles refer to particles with a particle size between 1-100nm (nanoparticles are also known as ultrafine particles). It belongs to the category of colloidal particle siz...
Sep 08, 2022
Nanometer materials refer to materials that have at least one dimension in the three-dimensional space at the nanometer size (1-100 nm) or are composed of them as basic units, w...
Clay minerals refer to hydrous aluminosilicate minerals with layered structure, which are the main mineral components of clay rocks and soils, such as kaolinite, montmorillonite...
Sep 07, 2022
Sulfamic acid is an inorganic solid acid formed by the substitution of the hydroxyl group of sulfuric acid by amino group. Water and liquid ammonia, at room temperature, as long...
The performance characteristics of engineering plastics (1) Compared with general-purpose plastics, it has excellent heat resistance and cold resistance, and has excellent mecha...
Sep 05, 2022
Engineering plastics can be used as engineering materials and plastics that replace metal to manufacture machine parts. Engineering plastics have excellent comprehensive propert...
