European Directory of Marine Environmental Data (EDMED)

Data set information

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General
Data set name

Identification, formation, geochemical and ecotoxicological behaviour of refractory arsenic in natural waters (Tagus estuary, Portugal)

Data holding centreUniversity of Evora, Department of Ecology (IMAR network)
CountryPortugal  Portugal
Time periodFrom 1992 to 1994
OngoingNo
Geographical area

Tagus estuary and tributaries (western Portugal)

Observations 
Parameters

Dissolved trace metalloid concentrations in the water column; Inorganic chemical composition of sediment or rocks

Instruments

Atomic absorption spectrometers; high performance liquid chromatographs; inductively-coupled plasma atomic emission spectroscopes; mass spectrometers; nuclear magnetic resonance spectrometers

Description 
Summary

The goal is to produce a definite positive identification of refractory arsenicals as well as a preliminary assessment of their mechanisms of formation and toxic potential.

OriginatorsUniversity of Evora, Department of Ecology (IMAR network)
References

Bettencourt, A.M.M. de, M.H.F.S. Florencio and L.F.C. Vilas-Boas. (1992) 'Improvement of speciation analysis in environmental matrices. Identification of refractory arsenicals: some analytical difficulties', Mikrochimica acta, 109(1-4), 53-59.

Availability 
OrganisationUniversity of Evora, Department of Ecology (IMAR network)
AvailabilityBy negotiation
ContactProf. Alexandre Bettencourt/Prof. Joao Bernardo
Address

University of Evora, Department of Ecology (IMAR network)
Rua Romão Ramalho, nº 59 - Colégio Luís António Verney
Évora

7000-671
Portugal

Telephone+351 266745385
Facsimile+351 266745395
Emailsecretariado@decol.uevora.pt
Administration 
Collating centreIHPT, Hydrographic Institute
Local identifier15003006
Global identifier2149
Last revised2010-11-22