TY  - JOUR 
T1  - Nonanoic Acid-Coated Magnetite Nanoparticles for Separation and Preconcentration of Lead and Copper in Tobacco Samples prior to Flame Atomic Absorption Spectrometry Determination
JO  - Journal of the Brazilian Chemical Society
A1  - Feng, Shouai
A1  - Liu, Hong
A1  - Huang, Jiangfeng
A1  - Wu, Jingjing
A1  - Wei, Kang
A1  - Li, Xiaolan
A1  - Meng, Dongling
A1  - Zhao, Jiao
A1  - Yang, Yaling
SN  - 0103-5053
UL  - 10.21577/0103-5053.20170120
VL  - 29 
Y1  - 2018
PB  - Brazil 
ER  -