Museum vault doors need to guard against the following points
Cellulose Nitrate Membrane Filter Main Characteristics:
Applications:
Shape Size(mm): Disc Membrane : Φ13,Φ25,Φ35,Φ47,Φ50,Φ60,Φ77,Φ90,Φ100,Φ150,Φ200,Φ300
Â
2.CN Membrane Filter with Quick flow speed and high retention rate
3.Less adsorbing and no medium shed off
4.Less working pressure needed
2.Aseptic filtration of culture medium
3.Detection of special pollutant in the air
4.Detection of the Escherichia coli in waters
5.Detection of industrial and mineral dust
6.Applications in biology.,uch as the collection and cleaning of cells
Specifications:
Pore Size (µm): 0.10, 0.22, 0.3, 0.45, 065, 0.8, 1.2, 3.0, 5.0, 8.0
Microporous Membrane Filter,Cn Filter Membrane,Cellulose Nitrate Filter Mnembrane,Cn Membrane With Grid
Ji'an city Qing Feng Filter Equipment Material CO.,Ltd , https://www.qingfengfilter2.com