红外光谱法结合化学计量学对可擦笔油墨检验的研究
赵昱萱1, 曾乐洋子2, 李开开1,*

Identification of Different Brands Erasable Pens by Infrared Spectroscopy Combined With Chemometrics Methods
ZHAO Yu-xuan1, ZENG Le-yang-zi2, LI Kai-kai1,*
(a)白纸上MG牌温变型可擦笔墨迹消退前后的红外谱图; (b)白纸上三菱牌成膜型可擦笔墨迹消退前后的红外谱图