Rapid determination of trace amounts of fluorine in silicon nitride by instrumental neutron-activation analysis.
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چکیده
منابع مشابه
Instrumental Neutron Activation Analysis of Trace Elements in Some Food Spices Consumed In Tehran, Iran
Introduction There is a growing interest in determining the concentration of various elements in food spices. In the present study, the instrumental neutron activation analysis (INAA) was employed to measure the trace elements in 11 commonly food spices consumed in Tehran, Iran. Materials and Methods The levels of K, Mn, Na, Cl, V, Br, Al, and As were determined and their effects on human healt...
متن کاملsodium determination in nail clippings by instrumental neutron activation analysis for the agnosis of cystic fibrosts
the pr esent s t udy indicate s an incidence of 1/1200 cys t. i,c fi brotic (cf) pat i ent s among hospi taliz ed children. it als o r e ports the reliability o f i nstrumental neutron a c - tivation a na lys i s (naa) method in t he di agnos i s of cf pati ents. there was no ove r l apping o f t h e results o f na il sod i um conc en t r a t ion i n cp pat ients and ror mal conr.roi s (mean 11...
متن کاملinstrumental neutron activation analysis of trace elements in some food spices consumed in tehran, iran
introduction there is a growing interest in determining the concentration of various elements in food spices. in the present study, the instrumental neutron activation analysis (inaa) was employed to measure the trace elements in 11 commonly food spices consumed in tehran, iran. materials and methods the levels of k, mn, na, cl, v, br, al, and as were determined and their effects on human healt...
متن کاملInstrumental neutron activation analysis of air suspended particles in Rasht city, Iran
Background: In addition to gas pollutants, many chemicals and air pollutants are in the form of particulate matter. Particulate matter consists of a complex mixture of variable sized particles and physicochemical composition. These particles mainly contain minerals including Fe, Al, Ca, K, Cu, Ti, Mn, Ni, V and their size, chemical composition and concentration are important to assess ...
متن کاملTrace element determination in a mussel reference material using short irradiation instrumental neutron activation analysis
The production of certified reference materials in Brazil, and the consequent availability to national end users, is an important task for the enhancement of Metrology in Chemistry status in the country, as these materials are used for method validation, equipment calibration and for establishing metrological traceability links. In this study, Instrumental Neutron Activation Analysis (INAA) was...
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ژورنال
عنوان ژورنال: BUNSEKI KAGAKU
سال: 1998
ISSN: 0525-1931
DOI: 10.2116/bunsekikagaku.47.829