固相萃取光谱法测定水及肉制品中痕量亚硝酸钠

李超逸，李龙，朱莹，吴婷，杜一平

Spectroscopic Determination of Trace Nitrite in Water and Meat Following Solid Phase Extraction

LI Chaoyi, LI Long, ZHU Ying, WU Ting, DU Yiping

食品科学 . 2021, (12): 309 -314 . DOI: 10.7506/spkx1002-6630-20191104-043