APGA	Annual production geranyl acetate (kg year−1)
${\mathrm{c}}_{\mathrm{A}}$	Alcohol concentration (mol kg−1)
${\mathrm{c}}_{\mathrm{B}}$	Methyl acetate concentration (mol kg−1)
CCAP	Annualized capital investments (EUR year−1)
CGER	Geraniol purchase cost (EUR year−1)
CL	Labor cost (EUR year−1)
CMAC	Methyl acetate purchase cost (EUR year−1)
CO&M	Operational expenditures (EUR year−1)
${\mathrm{c}}_{\mathrm{P}}$	Product ester concentration (mol kg−1)
${\mathrm{c}}_{\mathrm{Q}}$	Methanol concentration (mol kg−1)
CCGA	Conversion cost geranyl acetate (EUR kg−1)
E	Ratio of catalyst mass to total substrate mass (g g−1)
GC-FID	gas chromatography-flame ionization detector
GC-MS	gas chromatography-mass spectrometry
GUI	graphical user interface
ID	Inner diameter (mm)
${\mathrm{J}}_{\mathrm{B}}$	Methyl acetate flux (mol m−2 h−1)
${\mathrm{J}}_{\mathrm{Q}}$	Methanol flux (mol m−2 h−1)
${\mathrm{k}}_1$	Forward second-order reaction constant (kg mol−1 h−1)
${\mathrm{k}}_2$	Backward second-order reaction constant (kg mol−1 h−1)
${\mathrm{k}}_{\mathrm{cat}}$	Specific rate constant (kg mol−1 h−1)
${\mathrm{K}}_{\mathrm{M},\mathrm{A}}$	Michaelis–Menten constant for alcohol (mol kg−1)
${\mathrm{K}}_{\mathrm{M},\mathrm{B}}$	Michaelis–Menten constant for methyl acetate (mol kg−1)
L	Length (mm)
LL	Lower limit of the 95% confidence interval for the specific rate constant (kg mol−1 h−1)
${\dot{\mathrm{m}}}_{}$	molar flow rate (mol h−1)
MEHQ	4-methoxyphenol
MW	Molecular weight (g mol−1)
OD	Outer diameter (mm)
PCGA	Production cost, geranyl acetate (EUR kg−1)
PVA	polyvinyl alcohol
PTZ	phenothiazine
r	Productivity (g kg−1 h−1)
S	Exchange surface of the pervaporation membrane (m2)
s.c.	supercritical
UL	Upper limit of the 95% confidence interval for the specific rate constant (kg mol−1 h−1)
${\mathrm{x}}_{\mathrm{i}}$	mole fraction of component i in the feed
${\mathrm{y}}_{\mathrm{i}}$	mole fraction of component i in the permeate