Chahar M, Khaturia S, Soni K, Bhojak N. Solid Phase Extraction and Determination of Nickel Ions in Samples of Steel and Hydrogenated Oils Using Modified Cellulose . ajc [Internet]. 2010 Mar. 30 [cited 2024 Nov. 29];15(2):1029-32. Available from: https://asianpubs.org/index.php/ajchem/article/view/21740