Pycnometer Beckman
Beckman Model 930, Air Comparison Pycnometer
Inv. CNR N. 415007
Costruttore: Beckman Instruments, Inc., Fullerton, California, United States, 1960 - 1969
Data di acquisto: 19.12.1980
Materiali e componenti: metallo, materiali vari
Dimensioni:
Prezzo:
Descrizione e caratteristiche fisiche
Pycnometers are used for making density/volume measurements of solids using gas displacement.
Notizie storiche e uso dello strumento
The new Beckman Model 930 Air Comparison Pycnometer is a revolutionary means of making volume measurements for accurate, fast density determinations of irregular, powdered and porous solids. The Model 930 was marketed as early as 1961.
Interventi
Rimozione a secco della polvere con panno morbido.
Bibliografia & sitografia
Beckman Model 930 Air Comparison Pycnometer, 1960–1969. Beckman Historical Collection, Box 55, Folder 174. Science History Institute. Philadelphia. digital.sciencehistory.org/works/vm40xr605
Beckman Instruments, Inc. (1961). Analytical Chemistry, 33(2): 154A-154A. doi: 10.1021/ac60170a885