Author Search Results

Export CSV

1

Spectrophotometric Determination of Aluminium in Iron Ores Using Solid-Phase Extraction

by Ferreira,Sérgio Luis Costa

Published 1998

Access document

Article

2

Preconcentration and Determination of Copper and Zinc in Natural Water Samples by ICP-AES After Complexation and Sorption on Amberlite XAD-2

by Ferreira,Sérgio Luis Costa

Published 1998

Access document

Article

3

Aluminium as chemical modifier for the determination of lead in sugar cane spirits using electrothermal atomic absorption spectrometry

by Ferreira, Sergio Luis Costa

Published 2011

Access document

Article

4

The chemical generation of NO for the determination of nitrite by high-resolution continuum source molecular absorption spectrometry

by Ferreira, Sergio Luis Costa

Published 2012

Access document

Article

5

Application of Doehlert matrix and factorial designs in optimization of experimental variables associated with preconcentration and determination of molybdenum in sea-water by indu...

by Ferreira, Sergio Luis Costa

Published 2002

Access document

Article

6

Application of factorial designs and Doehlert matrix in optimization of experimentalvariabl es associated with the preconcentration and determination of vanadium and copper in seaw...

by Ferreira, Sergio Luis Costa

Published 2002

Access document

Article

7

Spectrophotometric Determination of Aluminium in Iron Ores Using Solid-Phase Extraction

by Ferreira, Sergio Luis Costa

Published 1998

Access document

Article

8

A review of reflux systems using cold finger for sample preparation in the determination of volatile elements

by Ferreira, Sergio Luis Costa

Published 2013

Access document

Article

9

A pre-concentration procedure using coprecipitation for determination of lead and iron in several samples using flame atomic absorption spectrometry

by Ferreira, Sergio Luis Costa

Published 2006

Access document

Article

10

Nickel determination in saline matrices by ICP-AES after sorption on Amberlite XAD-2 loaded with PAN

by Ferreira, Sergio Luis Costa

Published 1999

Access document

Article

11

Preconcentration and Determination of Copper and Zinc in Natural Water Samples by ICP-AES After Complexation and Sorption on Amberlite XAD-2

by Ferreira, Sergio Luis Costa

Published 1998

Access document

Article

12

Use of 1-(2-thiazolylazo) 2-naphthol in rapid determination of iron in geological matrices

by Ferreira, Sergio Luis Costa

Published 1994

Access document

Article

13

Spectrophotometric and derivative spectrophotometric determination of aluminium with Hydroxynaphthol Blue

by Ferreira, Sergio Luis Costa

Published 1994

Access document

Article

14

Sixteenth Brazilian Meeting on Analytical Chemistry (Brazil, 2011)

by Ferreira, Sergio Luis Costa

Published 2013

Access document

Article

15

Application of Doehlert designs for optimisation of an on-line preconcentration system for copper determination by flame atomic absorption spectrometry

by Ferreira, Sergio Luis Costa

Published 2003

Access document

Article

16

Nickel determination in saline matrices by ICP-AES after sorption on Amberlite XAD-2 loaded with PAN

by Ferreira, Sergio Luis Costa

Published 1999

Access document

Article

17

Doehlert matrix: a chemometric tool for analytical chemistry—review

by Ferreira, Sergio Luis Costa

Published 2004

Access document

Article

18

Speciation analysis of inorganic antimony in airborne particulate matter employing slurry sampling and HG QT AAS

by Ferreira, Sergio Luis Costa

Published 2011

Access document

Article

19

Use of factorial design and Doehlert matrix for multivariate optimisation of an on-line preconcentration system for lead determination by flame atomic absorption spectrometry

by Ferreira, Sergio Luis Costa

Published 2003

Access document

Article

20

2-(2-Thiazolylazo)-p-Cresol (TAC) as a Reagent for the Spectrophotometric Determination of Titanium (IV)

by Ferreira, Sergio Luis Costa

Published 1993

Access document

Article

1
2
3
4
5
6
7
8
Next
[8]

Export CSV