Considering the characteristics of different beers
(component, concentration, viscosity and as well as density), we
investigated the other types of beer (premium and dark beer)
which are popular in the Chinese market to confirm the validity of
this method. With regard to premium beer, the detecting precision
and linear range of calibration curve were 0.17% R.S.D. and 0.55–
11.9 mgmL1, respectively, which was almost the same as that of
light beer.