Safranine O Modified Pencil Graphite Electrode and Its Application for Determination of Fruit Acidity
LUO Ji-wen，CHEN Xian-ming，WEI Qing-min，PANG Qi，YAO Yan-chun
FOOD SCIENCE . 2011, (16): 209 -212 .  DOI: 10.7506/spkx1002-6630-201116044