scholarly journals Simultaneous spectrophotometric determination of phosphate and silicate in different water and soil samples using chemometrics approach

Author(s):  
M. A. Tarighat
2016 ◽  
Vol 28 (8) ◽  
pp. 1861-1866 ◽  
Author(s):  
B. Natesh Kumar ◽  
S. Himagirish Kumar ◽  
G.G. Redhi ◽  
N.V.V. Jyothi

2007 ◽  
Vol 146 (1-2) ◽  
pp. 137-141 ◽  
Author(s):  
C. Sivani ◽  
G. Ramakrishna Naidu ◽  
J. Narasimhulu ◽  
D. Rekha ◽  
J. Dilip Kumar ◽  
...  

1997 ◽  
Vol 80 (6) ◽  
pp. 1308-1314 ◽  
Author(s):  
Wayne E Rae ◽  
Charles A Lucy

Abstract A capillary zone electrophoresis (CZE) method was developed to separate and determine chlorinated phenols in water and soil samples. A mixture of 16 chlorinated phenols was resolved in 25 min by using a 77 cm (70 cm to detector) × 75 μm fused silica capillary with 0.015M tetraborate/0.045M phosphate (pH 7.3) buffer at 22 kV. Calibration linearities for water samples in the low parts-permillion range were good (correlation coefficient > 0.99) for all solutes except p-chlorophenol. Average precision was 17% relative standard deviation. Typical detection limits were in the 200 μg/L range. Recoveries of chlorinated phenols from synthetic soil samples with methanol were quantitative.


2013 ◽  
Vol 25 (12) ◽  
pp. 6486-6490 ◽  
Author(s):  
N. Laitip ◽  
N. Chomnawang ◽  
N. Youngvises ◽  
W. Threeprom

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