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Visibility of fine fibres of asbestos during routine electron microscopical analysis

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MARC record
Tag12Value
LDR  00000nab a2200000 i 4500
001  MAP20071017405
003  MAP
005  20080418115039.0
007  hzruuu---uuuu
008  940216s1982 gbr|||| | |00010|eng d
035  ‎$a‎6800003261
040  ‎$a‎MAP‎$b‎spa
084  ‎$a‎872
1001 ‎$0‎MAPA20080141202‎$a‎Middleton, A.P.
24510‎$a‎Visibility of fine fibres of asbestos during routine electron microscopical analysis‎$c‎A.P. Middleton
520  ‎$a‎Most analyses for asbestos in samples from the non-occupational environment are carried out using techniques based upon either scanning (SEM) or transmission (TEM) electron microscopy. The mode of image formation and resolution obtainable differ between SEM and TEM and the present study was undertaken in order to provide some indication of the comparability of observations made by the two techniques, with particular reference to the visibility of fine, submicrometre fibres. The results indicate that, in general, at a given magnification finer fibres are visible when using TEM than when using SEM
65011‎$0‎MAPA20080585679‎$a‎Higiene industrial
65011‎$0‎MAPA20080605278‎$a‎Contaminantes químicos
65011‎$0‎MAPA20080542832‎$a‎Amianto
65011‎$0‎MAPA20080613655‎$a‎Control de contaminantes
65011‎$0‎MAPA20080616441‎$a‎Contaminación atmosférica
65011‎$0‎MAPA20080551797‎$a‎Muestreos
65011‎$0‎MAPA20080537005‎$a‎SEM
65011‎$0‎MAPA20080537050‎$a‎TEM
65011‎$0‎MAPA20080563387‎$a‎Microscopios
7404 ‎$a‎The Annals of occupational hygiene
7730 ‎$t‎The Annals of occupational hygiene‎$d‎Oxford [etc.]‎$g‎nº 1, 1982 ; p. 53-62