Journals
Publish with us
Publishing partnerships
About us
Blog
International Journal of Analytical Chemistry
Journal overview
For authors
For reviewers
For editors
Table of Contents
Special Issues
International Journal of Analytical Chemistry
/
2012
/
Article
/
Tab 2
/
Research Article
Spectrophotometric Determination of Iron(II) and Cobalt(II) by Direct, Derivative, and Simultaneous Methods Using 2-Hydroxy-1-Naphthaldehyde-p-Hydroxybenzoichydrazone
Table 2
Determination of iron in surface soil.
Sample
Source of the sample
Amount of iron (mg Kg
−1
) ± SD*
S1
Groundnut cultivation soil
Akuthotapalli, Anantapur
40.98 ± 0.45
S2
Cotton cultivation soil,
Singanamala, Anantapur district,
27.48 ± 0.36
S3
Sweet lemon cultivation soil,
Garladinne, Anantapur distrcct
44.88 ± 0.24
S4
Paddycultivation soil
Garladinne, Anantapur district
20.86 ± 0.37
*Average of five determinations.