Beta attenuation Particulate monitor, 1984

Made:
1984

A.I.S.I. Beta attenuation Particulate monitor ( a step sampling device for collecting particulates on a strip of filter paper, with the measurement being made by a beta particle source and counter - the attenuation as a result of the mass of the particles is proportional to the mass, and the device is still available commercially) 1975 -1980. Made by Research Applicance Co., Allison Park, PA, USA (RAC logo)

Details

Category:
Environmental Science & Technology
Object Number:
1997-1821
Materials:
glass and metal
type:
particulate monitor
credit:
Transport Research Laboratories Limited