Simultaneous Extraction and Determination of Chromium (Ⅲ) and Chromium (Ⅵ) in Milk
LI Jing，WANG Yu，CHEN Hua-bao，LIANG Li-na*
FOOD SCIENCE . 2010, (10): 250 -253 .  DOI: 10.7506/spkx1002-6630-201010054