2RUCH J E, CHITCHFIELD FE. Determination of Small Amounts of Tertiary Amines in the Presence of Primary and Secondary Amines [J ]. Anal Chem, 1961,33(11): 1569 -1572.
3[美]J.A.迪安..兰氏化学手册:第二版[M]..科学出版社,,1..148..
4Nalco Chemical Company Preparation of DiaUy Dimethyl Ammonium Chloride[P]. US4151202,1979.