Shelja Tiwari

On-line speciation of chromium using a modified chelating resin and determination in industrial water samples by flame atomic absorption spectrometry

Shelja Tiwari, Niharika Sharma, Reena Saxena · New Journal of Chemistry · 2015 · 25 citations

Natural Sciences, Chemical Engineering, Chemistry +13

Online Preconcentration Procedure for Chromium Speciation and Determination in Industrial Water Samples Using Flame Atomic Absorption Spectrometry

Shelja Tiwari, Niharika Sharma, Reena Saxena · Analytical Sciences · 2016 · 22 citations · Full text

Natural Sciences, Chemical Engineering, Chemistry +14

On-line solid phase extraction method based on flow injection-FAAS using 1,10-phenanthroline modified chelating resin for chromium speciation in industrial water samples

Niharika Sharma, Shelja Tiwari, Reena Saxena · RSC Advances · 2016 · 17 citations

Natural Sciences, Chemical Engineering, Chemistry +11

Chromium Speciation Using Flow-injection Preconcentration on Xylenol Orange Functionalized Amberlite XAD-16 and Determination in Industrial Water Samples by Flame Atomic Absorption Spectrometry

Reena Saxena, Niharika Sharma, Shelja Tiwari · Analytical Sciences · 2015 · 17 citations

Natural Sciences, Chemistry, Analytical Chemistry +12

Flow-injection solid phase extraction using Dowex Optipore L493 loaded with dithizone for preconcentration of chromium species from industrial waters and determination by FAAS

Reena Saxena, Shelja Tiwari, Niharika Sharma · RSC Advances · 2015 · 16 citations

Natural Sciences, Chemical Engineering, Chemistry +11