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An inductively coupled plasma atomic‐emission spectrometric method for the determination of several elements in soil solutions proximal to banded superphosphate fertilizer

 

作者: AllanJ. Jeffrey,   DavidJ. Lyons,  

 

期刊: Communications in Soil Science and Plant Analysis  (Taylor Available online 1988)
卷期: Volume 19, issue 1  

页码: 47-58

 

ISSN:0010-3624

 

年代: 1988

 

DOI:10.1080/00103628809367918

 

出版商: Taylor & Francis Group

 

关键词: ICP‐AES;Soil solution analysis

 

数据来源: Taylor

 

摘要:

Inductively coupled plasma atomic‐emission spectrometry (ICP‐AES) parameters were optimized for the interference free determination of several elements (Ca, Hg, Ma, K, Mn and Si) in soil solutions. These solutions were extracted fron layers of two soils at different distances from bands of superphosphate fertilizer. Ranges of elemental levels determined in soil solutions were as follows: Ca, 22–1600; Mg, 4–270; Ma, 20–130; K, 6–132; Mn, 0–30; Si, 8–175 μg/ml, respectively. The higher levels were in solutions taken from soil close to the fertilizer band. Iron and Al could not be determined because of insufficient analyte response in the presence of large Ca and Mg spectral effects. Recovery estimates for all analytes were not significantly different from 100% (P = 0.05). Limits of quantitation were acceptably low, except for Mn in soil solutions with less than 0.05 μg/ml. Mn Coefficients of variation were all less than 2%.

 

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