A practical and nontarnishing method for the analysis of trace nickel in hydrogenated cottonseed oil by inductively coupled plasma/mass spectrometry with pressurized PTFE vessel acid digestion.
Zhang
Ni
N
Northwest Geological Research Institute for Nonferrous Metals, Xi Ying Rd, No. 25, Xi'an 710054, People's Republic of China. nzhang316@yahoo.com
Ding
Zhiying
Z
Li
Hao
H
Wang
Xin
X
Shao
Xiaodong
X