A suitable supply of whisky was obtained from a commercial source.
This material is intended for use in development, validation or quality control of
analytical methods for the determination of congeners in spirit samples. The material
may also be applicable to other matrices where suitable reference materials are not
available.
Certified Values
Methanol…………….8.2 ± 0.6 g/100 L alcohol 2-Methyl butanol……19.6 ± 1.0 g/100 L alcohol
Propanol…………...67.4 ± 1.7 g/100 L alcohol 3-Methyl butanol……54.4 ± 1.5 g/100 L alcohol
2-Methyl propanol...64.9 ± 1.9 g/100 L
alcohol 2+3-Methyl butanol...70.1 ± 1.6 g/100 L alcohol
Indicative Values
Acetaldehyde………………..9 g/100 L alcohol Ethyl acetate…………………24 g/100 L alcohol
Butanol……………………..0.6 g/100 L alcohol Furfural………………………1.3 g/100 L alcohol