Home-Made Membraneless Vaporization Gas-Liquid Separator for Colorimetric Determination of Ethanol in Alcoholic Beverages

Figure 2

Optimization results of the effect of sample volume (a), vapor trapping time (b), additional reaction time before absorbance measurement (c), and linearity of the proposed MBL-VP unit for colorimetric determination of ethanol (d).

(a)

(b)

(c)

(d)